'Dozens' of Companies are Now Trying to Build Flying Cars (msn.com) 193
The New York Times shares footage from a flying car's test flight in California — "a single-person aircraft for use in rural areas — essentially a private flying car for the rich — that could start selling this year." (You can read the text of the article here.)
"It may look like a strange beast, but it will change the way transportation happens," they're told by Marcus Leng, the Canadian inventor who designed the aircraft (which he named BlackFly): BlackFly is what is often called a flying car. Engineers and entrepreneurs like Mr. Leng have spent more than a decade nurturing this new breed of aircraft, electric vehicles that can take off and land without a runway. They believe these vehicles will be cheaper and safer than helicopters, providing practically anyone with the means of speeding above crowded streets. "Our dream is to free the world from traffic," said Sebastian Thrun, another engineer at the heart of this movement.
That dream, most experts agree, is a long way from reality. But the idea is gathering steam. Dozens of companies are now building these aircraft, and three recently agreed to go public in deals that value them as high as $6 billion. For years, people like Mr. Leng and Mr. Thrun have kept their prototypes hidden from the rest of the world — few people have seen them, much less flown in them — but they are now beginning to lift the curtain...
Others are building larger vehicles they hope to deploy as city air taxis as soon as 2024 — an Uber for the skies. Some are designing vehicles that can fly without a pilot. One of the air taxi companies, Kitty Hawk, is run by Mr. Thrun, the Stanford University computer science professor who founded Google's self-driving car project. He now says that autonomy will be far more powerful in the air than on the ground, and that it will enter our daily lives much sooner. "You can fly in a straight line and you don't have the massive weight or the stop-and-go of a car" on the ground, he said...
The next few years will be crucial to the industry as it transitions from what Silicon Valley is known for — building cutting-edge technology — to something much harder: the messy details of actually getting it into the world.
"It may look like a strange beast, but it will change the way transportation happens," they're told by Marcus Leng, the Canadian inventor who designed the aircraft (which he named BlackFly): BlackFly is what is often called a flying car. Engineers and entrepreneurs like Mr. Leng have spent more than a decade nurturing this new breed of aircraft, electric vehicles that can take off and land without a runway. They believe these vehicles will be cheaper and safer than helicopters, providing practically anyone with the means of speeding above crowded streets. "Our dream is to free the world from traffic," said Sebastian Thrun, another engineer at the heart of this movement.
That dream, most experts agree, is a long way from reality. But the idea is gathering steam. Dozens of companies are now building these aircraft, and three recently agreed to go public in deals that value them as high as $6 billion. For years, people like Mr. Leng and Mr. Thrun have kept their prototypes hidden from the rest of the world — few people have seen them, much less flown in them — but they are now beginning to lift the curtain...
Others are building larger vehicles they hope to deploy as city air taxis as soon as 2024 — an Uber for the skies. Some are designing vehicles that can fly without a pilot. One of the air taxi companies, Kitty Hawk, is run by Mr. Thrun, the Stanford University computer science professor who founded Google's self-driving car project. He now says that autonomy will be far more powerful in the air than on the ground, and that it will enter our daily lives much sooner. "You can fly in a straight line and you don't have the massive weight or the stop-and-go of a car" on the ground, he said...
The next few years will be crucial to the industry as it transitions from what Silicon Valley is known for — building cutting-edge technology — to something much harder: the messy details of actually getting it into the world.
What could possibly go wrong? (Score:5, Insightful)
"Our dream is to free the world from traffic," said Sebastian Thrun, another engineer at the heart of this movement.
No, your dream is to shift traffic from the streets to the air, making accidents and traffic jams infinitely more dangerous.
Re: What could possibly go wrong? (Score:2)
Yeah. Still haven't seen any significant conversation about air traffic safety. Seems like an unspoken assumption that everyone will be naturally VFR aware and we will all just get along fine.
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most likely will be autonomous, autonomous flight is much simpler since it can be more easily regulated and mandated than autonomous land vehicles on public roads
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Two things:
- "autonomous" is not even being considered by most of the flying car start ups unless you mean simply that the flight controls can be let go of without the vehicle crashing and burning
- we don't have the required autonomous flying technology to deploy widespread use of flying cars. It just isn't available and the development of the tech is hard. Very hard.
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Autonomous means IFR, which still requires appropriate pilot training
There is no pilot.
(because yes, shit happens all the time).
80% of aviation accidents are human error. Get humans out of the loop, and a lot less "shit" happens.
Re: What could possibly go wrong? (Score:5, Insightful)
80% of aviation accidents are human error. Get humans out of the loop, and a lot less "shit" happens.
Actually it is about 40% as an initiating cause for commercial aviation and about 60% for general aviation, and not all of that is due to the pilot. Still a lot but consider that a "lot" of shit happens when technology is entirely in control. Uh, also you will find that the "human" error is often related to technological issues but blame was dropped on the first person in the chain of events.
We also do not have the required automated technology at this point, not even close. Not even on the horizon. We can fly a civilian autonomous device on a planned route with limited precision and accuracy but translating that into widespread safe use of flying cars is an extremely difficult problem.
As someone else said "Flying is not something to be fucked with".
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We also do not have the required automated technology at this point, not even close. Not even on the horizon. We can fly a civilian autonomous device on a planned route with limited precision and accuracy but translating that into widespread safe use of flying cars is an extremely difficult problem.
Umm, not so sure. A lot of amazingly cool tech has been demonstrated for new levels of autonomy. Check out
https://www.wired.com/story/wa... [wired.com]
to see how swarms of drones self-navigate, avoid other drones, and objects in their paths. And this from a grad student, and can be publicly discussed. Imagine what's going on behind closed doors.
The technology is getting there, and it's a real paradigm shift from the way a lot of us think about flying vehicle autonomy.
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Describe in technical detail the aeronautical world where humans aren't involved but each can have a flying car. Until you can convincingly do that, you're blowing smoke.
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If computer control was the solution to 80% of air accidents you can be sure that most flights would be computer controlled.
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Sure, regulations are going to stay exactly the same, as they always have.
Your comment is relevant to a dude in his garage who wants to fly is robo taxi today. It's not particularly relevant to an emerging industry, except I guess to their lobbying team.
Re: What could possibly go wrong? (Score:4, Interesting)
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Just "flying in the cloud" with zero visibility is not only illegal, but straight dangerous and irresponsible.
This is why they're requiring drone transponders. By the time we have any significant number of drone taxis (refuse to say flying cars when they aren't cars) the collision avoidance will be a solved problem.
Noise (Re: What could possibly go wrong?) (Score:5, Interesting)
And then you get in a VFR over IMC situation... kaboom!
Then we see everyone LOL until the falling bits land in their BBQ, then it will be WTF and everyone goes all NIMBY.
I hate acronyms, rarely do they aid in communications. VFR is visual flight rules, I'm pretty sure of that. IMC? International Morse Code? Intermediate metal conduit? Internet (or instant) messaging and chat? Indian-Muslim community? We've seen some Muslims "kaboom" aircraft before, not any from India as I recall. You mean Iraq? Iran? Indonesia? Israel? Ireland? Um, maybe Indiana, Illinois, or Iowa?
The problem with flying cars is noise. It will likely always be a problem.
When my neighbors drive off to work in the predawn hours I don't even notice unless I'm already half awake from being well rested and about ready to get out of bed myself, or from something already disturbing my sleep through the night like a bad head cold. If a neighbor fires up some kind of aircraft in the early morning then that's going to wake people up. Moving enough air to get a person flying is going to make a lot of noise.
The article does point out that noise will be a problem. What is not a problem is cost of fuel, cost or materials, or the difficulty to pilot the things. Once the technology of the internal combustion engine improved to the point that heavier than air vehicles were practical the costs of materials and engineering quickly came in line with mass produced cars. Mass production of aircraft will bring costs down just like they do for anything else. Fixed wing and lighter than air vehicles burn fuel in line with a car on the highway so long as nobody is in a big hurry. The problem of taking off and landing in a small area is a problem with fixed wing and lighter than air vehicles. Helicopters and other VTOL aircraft burn a lot of fuel to takeoff, and can still burn more fuel than an airplane in flight, which can be a problem on fuel costs. Improvements in tilt-rotor airplanes and "hybrid" (or "compound") helicopters is closing that fuel burn gap.
This gap is closing so much that we may see the US military remove helicopters from all combat roles soon. They'd be limited to non-combat roles like search and rescue, VIP transport, light cargo roles, training aircraft, and a few other things. The V-22 had a rough start but its been successful enough as a what is largely a first of its kind mass produced tilt-rotor that there are plans for the US Army to build something similar for their needs called the V-280. The experiments in compound helicopters appear to me to be less successful not because of any engineering problems but because it seems nobody has yet put in the effort to work out all the bugs and prove it is economical. Nobody wants to be first on any new technology, everyone wants to be second.
Problems of the difficulty in controlling an aircraft is largely solved with computer assisted control. When it works the aircraft nearly flies itself. When it doesn't we get the Boeing 737 MAX.
Material cost is not an issue. Making this easy and safe enough to fly for people with little training is a solved problem. The cost of fuel can be something of a problem, with an inherent tradeoff in vehicle mass and complexity to add the capability of vertical takeoff and landing, and this mass and this added mass will mean more fuel burned. It's not insurmountable but it will limit the market some.
Where can flying cars go wrong? Them being far too noisy to allow them as a means for point to point travel in areas of high population density. The attraction of a flying car is point to point travel in cities. In places with low population density it is often trivial to put in a runway for airplanes, therefore removing the need for VTOL. It's VTOL that has been a defining feature of a "flying car". If it can't do that then isn't it just another airplane?
Oh, right, after starting with with a complaint about acronyms being a problem I just realized I didn't spell out what VTOL means. Vertical takeoff and landing.
Re:Noise (Re: What could possibly go wrong?) (Score:4, Insightful)
IMC instrument meteorological conditions
We are talking flying here so expect some in band geek talk. Easy enough to decode with Bing.
Sure, noise. Yeah, that's the big problem with flying cars. None of the gyro stability and ease of control tech will help when a mid air collision happens overhead. We are having difficulty getting collision avoidance to work on 2D roads. Aircraft collision avoidance expects that air traffic is separated into layers and that only two objects are involved.
What if your f-car (flying car I think) just quits in flight? Ground vehicle propulsion failing is a common issue but at least it is mitigated by simply rolling to a stop on the side of the road.
"Making this easy and safe enough to fly for people with little training is a solved problem" is just not true.
Where are you getting this from? Easy and safe is exactly the issue that is being "solved" by cheerful hand waving. We don't have collision avoidance protocols and technology for this application, and nor do we have any traffic routing technology required for widespread use of personal flying equipment by untrained individuals. Comparing these issues to the roll out of IC (internal combustion) vehicles is ludicrous.
I don't think there is any argument that we can't produce personal flying things in volume at a low cost.
Re: What could possibly go wrong? (Score:2, Informative)
Some people don't understand the words "this doesn't scale" whether they apply to cars that cost $140k, juice squeezers with a $30/use subscription fee, or personal aircraft.
Then there are the people who understand the words perfectly well, but understand that even better that there is a buck to be made selling the dream to people who have more money than brains along the particular dimension of interest.
Re: What could possibly go wrong? (Score:5, Insightful)
These aircraft will be expensive initially, and then their prices will fall as economies of scale kick in.
It's more likely that these aircraft will fall... and continue to fall. Regardless of price.
The issue is not the price.
The issue is that this is a particular form of mental retardation which ignores the fact that a flying vehicle is a flying weapon - which fuckin morons apparently didn't pick up on 9/11. So much for never forget.
Also, any market even marginally viable for this form of nonsense is already covered with private helicopters.
I.e. It's a non-solution looking for a problem which will not be allowed to exist on any scale larger than the one already perfectly covered with private helicopters.
There will NEVER be a Model T flying vehicle.
No one is insane enough to allow the morons who believe that Flintstones are a documentary to act like they are the Jetsons.
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Them failing at first at least is expected.
As for flying vehicle being a weapon.. so is a ground vehicle.
As for it being covered by helicopters. No really, a small helicopter is much more expensive than a small plane. The few really cheap helicopters that exist are all experimental category and not suitable for general use.
Thus many people who could afford a small plane do not afford a small helicopter. So if someone can make a cheaper thing than current helicopters then there would likely be a market, how
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As for flying vehicle being a weapon.. so is a ground vehicle.
You just argued that, even for the sake of an argument, you can't find a difference between a flying car and a ground-based one.
I.e. You literally argued against the necessity or utility of such a vehicle.
Hell, you argued that you can't tell a car from a helicopter.
As for your attempt to somehow validate the Jetsonian mental retardation by pulling out of your ass some bullshit claim that people would really like to buy a Yugo of helicopters...
1 - your only argumentation for that is the claim that helicopter
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Yup. Unfortunately the people selling this snake oil are probably the sames ones who sold idiot IT managers on the "dream" of cloud computing where suddenly there are no admin issues that need to be solved and development problems are solved as if by magic because - Da Cloud! Ditto with these pretend choppers its all vague handwaving and dissembling about how it'll work in practice in real skies requiring real landing sites and real ATC.
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3 - flying machines MUST have an inspection every 25 flight-hours and a complete tear-down inspection every 100 hours.
There is no way in hell or heaven that a middle class family will ever be able to afford a daily-used vehicle with such a repair schedule.
I agree with the other parts of your comment, but not this one.
If we're using electric multicopters this all becomes highly feasible. Just design the vehicle to be easily inspected. A complete tear-down of something with few moving parts is not so big a deal.
Also, if flying EVs are shown to be reliable enough they may have longer inspection periods.
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How precisely will you magic away the tedium of inspecting the rotor blades for cracks and other damage?
Automated inspection tools used on series of like rotors.
What about the solder joints and other connections on all them wiring harnesses that carry high currents and are subject to vibrations and thermal loading on a daily basis?
There are less connections in an electric multicopter than there are in a ICE or turbine helicopter.
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They do and there is. It's called a small plane and you need training and a special license. That, unfortunately, is not the topic of conversation, flying cars is. And the flying car part isn't the real problem, the humans flying them is.
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As for flying vehicle being a weapon.. so is a ground vehicle.
yes, we all remember that time al qaeda crashed a train into the pentagon
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Well yes. And find some stupid rich people to drain money from.
Re:What could possibly go wrong? (Score:5, Funny)
I'd rather the rich buy NFTs instead of crashing aircraft into my house.
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Well yes. And find some stupid rich people to drain money from.
All new tech depends on rich people to be early adopters.
Cars, telephones, TVs, personal computers, laptops, cellphones, all started out as expensive impractical toys for rich people.
Re:What could possibly go wrong? (Score:5, Insightful)
The only way to free the world from traffic is to significantly reduce unnecessary travel.
The single biggest cause of travel and thus traffic is commuting to work, and covid has shown us that a lot of this is unnecessary.
If you eliminate unnecessary travel, and spread out necessary travel (ie try to avoid having lots of people going to the same place at the same time) then that's the best way to free the world from traffic right now.
Re: What could possibly go wrong? (Score:2)
Around here, the biggest problem is people making journeys off under two miles. Most of those do not need a car and so are unnecessary. Walk or cycle and be happier for it.
Re: What could possibly go wrong? (Score:4, Insightful)
If you can live somewhere that most of your journeys are under two miles that's great. But there are still cases where vehicles are necessary, for instance transporting of goods. I usually walk when i can, and get deliveries for heavy/bulky items.
There are also many cases where people are not able to live within 2 miles of their workplace, and thus require vehicular transport on a daily basis.
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In a big city, you might not wanna live anywhere near where you work. Whether crime or because you like rural or suburban life where you drive everywhere for convenience.
The long term solution is the same as the short term one: ever more energy, just not so polluting.
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Around here, the biggest problem is people making journeys off under two miles. Most of those do not need a car and so are unnecessary. Walk or cycle and be happier for it.
I assume you either live in a city of 2+ million people, or you live in an area with low traffic. If most traffic is for journeys under two miles then you mostly only have traffic from people who live in a two mile radius. That isn't many people unless there are a lot of skyscrapers.
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Seems more the recommended approach here is
"you don't need to fix traffic jams if you can give wealthy people a way to avoid them".
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That seems to be the approach all around... Make driving increasingly expensive until only the super wealthy can still afford it.
Then you've solved the traffic problems and significantly reduced emissions, at the expense of the quality of life for the vast majority.
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"The only way to free the world from traffic is to significantly reduce unnecessary travel."
What we learned from COVID is not that people would avoid unnecessary travel, but they would avoid unwanted travel. WFH people stopped commuting (which was a boon to those whose essential work required on-site presence) but they kept getting in the cars and driving to Starbucks instead of STFH and make their own coffee. Buncha' idiots.
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In some countries you can get stuff like Starbucks delivered very cheaply. Like in Japan they have "morning Mac" which is the special McDonalds breakfast menu, which is delivered for 300 yen (about $2.75). When you factor in driving, wear on your car, your time etc. it's a pretty good deal.
The key is to have the restaurants mixed in with residences so that the deliver area covers more houses, rather than at some out-of-town mall. There used to be a Subway about 2 minutes walk from my house, but it closed du
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Stop listening to that crap. That was some bitter troll post. The future is more energy for everyone to do what they want. It just needs to be cleaner.
"So the rich can avoid traffic", good god, how comically class warfare.
"So the rich can avoid a horse pooping in front of them!", the same bitter guy 120 years ago.
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Yeah. There are a lot of reasons why we have traffic. But one of them is too many people trying to go to the same place at the same time (concerts, sports events, work). How long does it take to land, deboard, and take off again? I don't see landing directly into vast parking lots as being very safe, with people walking around and whatnot. I think there will be rooftop helipads. And even with autonomous vehicles the congestion could be even worse than it is now with cars.
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That is what I am thinking, too. I think that is enough to cause traffic jams in many scenarios. I know that dropping kids off at school leads to traffic jams purely because the drop-off space is small. Cars have to wait in line. These early electric air taxies will have 30 minute flight times. Then they absolutely positively have to land. So if some have to hover and wait for the deboarding area to clear it could get interesting. But it also depends on how fast it all rolls out. Probably it is farther away
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This entire passage is fantasy, especially 2. Planes are not given the opportunity to decide which "third dimension" to use, they're told which and collisions and near misses *still* occur. Now multiply that by a million.
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Planes choose their own altitude all the time.
Midair collisions are incredibly rare, particularly under air traffic control, which is the situation in which you don't get to choose your own altitude.
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What would insurance be like on these?
For aircraft you need a pilot licence. Are they going to require a pilot licence for these flying cars? If not it seems like the insurance would be a lot higher, or they would need to be largely flown by autopilot with some very strong guarantees about its safety.
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Computee control in the air will make it less dangerous. You can have an emergency chute as well as avoidance and a nav system. Tell it where to go instead of "driving" it.
These aren't flying cars (Score:5, Interesting)
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Vancouver BC Will Ban Them Anyway (Score:5, Funny)
Market isn't clear (Score:5, Insightful)
If wheels are added to make them road-able, then that adds weight and reduces flight efficiency.
I've heard it claimed hat helicopters are difficult to control but control technology is one thing that IS advancing very rapidly so that feels like a solvable problem. Difficult to imagine that the control problem can't be solved.
So its not clear to me why these will have lower operating costs than helicopters ( or at least electric helicopters) which are expensive enough that their use is pretty limited - they are only used as commute vehicles for the extremely wealthy.
Maybe that is a big enough market to be profitable, but I don't see these as transformational in any broad sense.
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Maybe that is a big enough market to be profitable, but I don't see these as transformational in any broad sense.
Work and business at home are more transformational in that they alleviate some of the need to moving things around in the first place (these vehicles domain) The rest as far as this class of vehicles is recreational.
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These flying cars should be reasonabl
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These flying cars should be reasonably cheap to build: electric motors are powerful and very reliable these days
The TL:DR...
The problem is that batteries are not all that energy dense. The best batteries on the market have 1/100th the energy density of hydrocarbon fuels. That's two orders of magnitude. We can get electric aircraft airborne, that's not a problem. The problem is getting any meaningful range. A problem not easily solved.
The long story...
Everything we consider a battery today suck at energy density, they can't compare to hydrocarbon fuels. Air breathing batteries, which are not really a battery any
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I've heard it claimed hat helicopters are difficult to control but control technology is one thing that IS advancing very rapidly so that feels like a solvable problem. Difficult to imagine that the control problem can't be solved.
It was authoritatively solved before 2004 for the RAH-66 'Comanche' attack/scout helicopter, which has a "hands off" control system. If you take your hands off the controls, the aircraft will come to a relative stop and maintain altitude. The whole thing is flown by wire. They shitcanned the project in favor of drones.
But it's much, much easier to control a multicopter, and that job can now be done by literally a few dollars in hardware at retail costs. It's hard to imagine that doing it even properly and s
Not flying cars (Score:4, Interesting)
They all fail to be reasonable cars. These are basically "human transport drones". The challenge will be to get them autonomous enough, because most humans are not able to pilot such a thing and the others would not invest the time needed to learn.
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I agree. But this has all sorts of implications and also causes a lot of problems. For example, no human pilot means no way to talk to the current ATC system.
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They could do an Alexa or Siri version to talk to ATC. Worst case it might have some comedic value.
Think "guided missile" (Re:Not flying cars) (Score:2)
I dont want people flying them, that will be a bad idea
An autonomous flying car is a bad idea. We already seen examples of terrorists using aircraft as weapons, mass produced autonomous aircraft capable of carrying a half ton or more of cargo would be immediately used as a guided missile.
Guided missiles already exist, but their production and trade are restricted in any nation with a functioning and sane government. Unguided rockets are cheap and easy enough to produce, and if there is a functioning and sane government in charge their production and trade is
Re:Not flying cars (Score:4, Insightful)
I think the idea is not that they will do the same things a car does, but that they address some of the same needs cars do for providing personal mobility. The problem I see is not getting the things themselves to work, but getting the systems that would have to exist *around* an entire fleet of flying car/drones to work.
The piloting software for the first examples of these things is bound to be simpler than autonomous ground cars, because of the Big Sky Theory [wikipedia.org]. If the thing can take off and land vertically and make its way to designated altitude and heading, it should be relatively simple, provided it doesn't have to worry about anyone else.
There's something like 200,000 light planes in the US, but most of those spend most days on the ground, and when they do fly they fly between airfields, which are extensive facilities designed to accommodate air traffic. And if you operated these "flying cars" the same way it's probably not so far-fetched. Maybe even to get you from helipad to helipad; that's not hard to imagine. But trying to use them like cars -- endpoint to endpoint transportation ... it's hard to see how you'd make that work.
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True. You still need an ATC variant for these and vehicle-to-vehicle communication that works. And given that the other system has evolved over a long time and is decidedly not ready to include robotic participants, that is a tall order.
"essentially a private flying car for the rich" (Score:3)
Don't the rich already have private flying vehicles?
Last i checked private jets were a thing, as are private helicopters and private light aircraft.
Fake flying cars (Score:2)
Most if not nearly all of them are building glorified helicopters. Except for Terrafugia and very very few others, the vehicles are not drivable on any roads. If itâ(TM)s a flying car it better be drivable on a highway legally (without extensive manual disassembly.)
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If you can't just land (or take off) and go without having to do anything manually it's not a flying car, it's something else. Probably a roadable airplane. Several of these have been produced by hobbyists. Literally none of them would be practical as a product; they're not good cars, and they're not good planes.
The whole idea of making a flying car is silly. It just don't make no sense.
Money in developing without delivering (Score:4, Insightful)
Which beings up development. I agree with others that nothing in this article would be considered a flying car. Small personal aircraft maybe. Like autonomous vehicles, there are people making a fair bit of money "developing" these things without actually delivering. Makes me think of companies working for decades working on a cure for cancer. They made a nice living, but don't usually deliver a cure for cancer.
I'm grateful for people throwing money at these companies. While maybe not in my lifetime, but eventually something could come of all of this. Wrapping up the rich people bit, I hope it's rich people investing in these companies and not someone expecting massive profits to carry them through their retirement.
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Helicopters have been around for 80+ years with passenger service helicopters for 70+ years. If they were going to have a cheap mass market option then that would likely have happened already. And helicopters have a nearly 100x higher fatality rate. And their carbon footprint stinks, which would likely be true for any flying vehicles for decades to come.
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Do we want flying cars to be mass market though?
They are a lot less efficient than ground cars. Even if they could be operated safely and on 100% renewable energy that would be a hell of an extra load on the system for not a huge amount of benefit.
Most of the problems that flying cars solve can be fixed with better planning and more people working from home.
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A 'flying car' will always use more energy to move a given distance than a terrestrial one. It will always be less safe as weather worsens. It will always be more restricted in where it can land in built-up areas. It will always be less safe in the case of minor failures, and even most major ones.
These new human-scale drones are just helicopters for the merely wealthy instead of the rich, because their cost will always be greater than you can justify compared to a regular car.
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So many things started out for "the rich" like automobiles, air travel, or ABS only in expensive cars. People will still whine about something being too expensive and say nothing about the early adopters who funded the development and subsequent price reductions.
Unlike roads cars and aircraft when they were invented, the things this article is about are not a radical new form of transport. Helicopters and light personal aircraft have been around a long tim and being electric is not a radical change as far as usage is concerned. But light aircraft and helicopters remain far out of the reach of the vast majority of the population and will stay that way. Where I live (a G7 nation) young people are increasingly less able to afford even road cars.
helicopter upgrades (Score:3)
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Why not just electrify the helicopter? If electrification is the main benefit? At least helicopters can autorotate. A quad copter with a single engine failure is toast.
Re: helicopter upgrades (Score:3)
Weight. The energy density is avgas and jet fuel is up to 35x that of a lithium ion battery.
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A 100 kW propeller is pretty much just as deadly as a 1000-hp one
Depends on the propeller size. Is it 2 meters, 3 inches long? Or 7 feet to the nearest 5 mm?
Re:helicopter upgrades (Score:4, Interesting)
You can theoretically land a quadcopter safely on three motors, but ideally you'd have more — say eight motors total on four arms. That way you can initiate an emergency landing before it becomes difficult.
What is going to power these drones (Score:2)
We haven't got the battery capacity for that yet.
And in a few years we have to stop using fossil fuels.
Re:What is going to power these drones (Score:4, Funny)
Nothing new here (Score:3)
Including the business plan.
Flying cars have been around for over a hundred years [autofoundry.com]. The first design was by Glenn Curtis, who built a prototype in 1917. A few have even reached commercial production over the decades. And most of what's being talked about today, are not, in fact, "flying cars," which can fly or be driven on the highway, they are planes or helicopters, with no road driving functions (and none possible, under current highway safety standards, because the practical weight restrictions on airplanes make it impossible to meet those standards).
All have been, and will continue to be, expensive toys for rich people. And anybody who says different is unlikely to ever have anything to sell other than stock certificates.
Re: (Score:2)
Flying cars have been around for over a hundred years. The first design was by Glenn Curtis, who built a prototype in 1917.
Except that was never either a flying car nor a roadable aeroplane. It was just a plane with a car body, since you couldn't stow/remove the wings, and it therefore couldn't operate on a road.
not suitable for rush hour . (Score:4, Interesting)
In a crowded environment, cars have certain advantages. While they can't go up and down gracefully, they can accelerate, stop and turn quite abruptly, unlike flying machines.
It is to be assumed that flight over populated areas would be managed by a central computer system to avoid collisions. These flying blobs with various characteristics of mass, power, agility and remaining flight time would be difficult to manage safely. Sort of like herding cats. Rush hour in the big city may seem unwieldy but with flying craft it would be quite unmanageable.
On the other hand, such flying craft in a rural area would be hard pressed to prove worthy of their cost. Herding cows? Spraying insecticides? Taking the kids to school?
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Also, they and their passengers, can survive minor crashes. You might survive the fender bender in the air but the coming to a halt will kill you.
Have you ever tried to get a drone permit? (Score:2)
Have you ever tried to get a permit for a drone that weighs 5lbs? I can only imagine the red tape to get one of these off the ground.
New line from the FAA: "If you thought a small drone would bring down a plane, just imagine a two ton soccer fly-van."
As much as I'd love to have flying cars, there is no way in hell that the FAA is going to allow flying anything without the kind of licenses that most folks could never get.
--
I'm a dreamer. I have to dream and reach for the stars, and if I miss a star then I
Thrun and Done (Score:5, Informative)
IMO Sebastion Thrun is a poor-man's Elon Musk wannabe, with an extensive track record of claims to world-changing hype, and a failure to date to deliver on any of them.
Among his projects while leading Google X, leaving in 2012 [cnbc.com]:
- Google Self-Driving Car Project [wikipedia.org]: Couldn't execute, promises long delayed ("In 2012, Brin stated that Google Self-Driving cars would be available for the general public in 2017. In 2014, this schedule was updated by project director Chris Urmson to indicate a possible release from 2017 to 2020.", Wikipedia [wikipedia.org])
- Project Loon [wikipedia.org] to provide internet by hot-air balloons, announced in Jan 2021 it would shut down with no success.
- Google Glass [wikipedia.org], which was discontinued from public availability in 2015.
Also:
- UDacity [wikipedia.org], which was initially claimed would put all brick-and-mortar universities out of business, and is now a site for little-in-demand certifications for niche corporate products. (Consider this review [madmath.com] of one of Thrun's half-assed courses, previously noted on Slashdot [slashdot.org].)
So if S. Thrun is once again claiming he'll revolutionize the world next year or whatever with a "dream is to free the world from traffic"... well, it's simply a bad bet.
Do they (Score:2)
Urban sprawl (Score:2)
Literally, that means no travel. No traffic-jams means keeping the number of vehicles/vessels much less than available travel space. That means only the taxi industry has flying cars. Taxis having dedicated lanes means owning a road vehicle is less attractive. Democratization of air lanes means cities consume more resources to 'save' time and crashes become more dangerous to everyone.
In the beginning, this will be for the wealthy but everyone having a flying car puts urban sprawl and its pollution, in
Such BS.. "Flying" produces a huge amount of noise (Score:2)
A couple of things⦠(Score:2)
1. Flying cars will always be transportation for the few, not the many. Any utopian vision stating that the future means flying cars for everyone is misleading. Thatâ(TM)s not to say that I am against flying cars, but Im also not naive enough to buy into the grandiose visions. However, this also works to the advantage of flying cars infrastructure legislation, because the ones who have the most influence are the ones who stand to gain the most utility from flying cars.
2. The winners of the flying car c
Re: (Score:2)
Piloting and traffic coordination.
Good luck with that (Score:3)
Flying car hits delivery drone! (Score:2)
Will be the new headlines in your local paper.
free world from ALL traffic (Score:3, Insightful)
"Our dream is to free the world from traffic,"
--> if it's true (which is not (*) ), then work on how to kill the need for unwanted travel and inefficient travels. Think home-work, think public transports, think living near workplace.
Think society.
Think.
(*) obvisouly your dream is to make money selling flying cars)
Private windows no longer bypass nyt paywall (Score:2)
The NYT wants to be the provider of news to all, but wants all to pay, when they never did before. Meanwhile they want to play journalists without caring about facts, like when they promoted their anti-tesla fraud writer to editor. But they lack credibility.
Who's paying for this shit?
The technology is not there yet (Score:2)
Where is the UP gear when you want it? (Score:2)
While getting a lift home with a friend, we got stuck in traffic. Looking at the automatic gear shift, I pointed out that what you really want in such a situation is an UP gear. Just lift off by a few meters, and pootle around the corner to get out of the traffic jam. Regardless of technical feasibility, this modest ambition is fraught with difficulty. Everyone in the traffic jam will put their car in UP, and then we have a 3D traffic jam instead of a 2D one.
There is a more serious point that traffic tends
And you think we have an energy shortage now (Score:2)
The amount of energy to keep a vehicle with payload in the air far exceeds that of a ground vehicle so if you think we have an energy shortage now, just wait till this becomes available to the hoi polloi.
"it will change the way transportation happens" (Score:3)
Re:I just a big drone relax (Score:4, Funny)
"A super computer could easily keep millions of drones from crashing into each-other."
Ok, but what's going to happen when super computer needs to take a nap.
Re: (Score:2)
Ok, but what's going to happen when super computer needs to take a nap.
The supercomputer went to sleep? Oh my! We lost I.N.T.E.L.L.I.G.E.N.C.E.! I say again, we have no I.N.T.E.L.L.I.G.E.N.C.E.!