itwbennett writes "In a filing to the FCC, Bay Area Rapid Transit general manager Grace Crunican defended last August's mobile shutdown, saying that 'a temporary disruption of cell phone service, under extreme circumstances where harm and destruction are imminent, is a necessary tool to protect passengers.' Taking the opposing position, digital rights groups, including Public Knowledge, Free Press, the Electronic Frontier Foundation and the Center for Democracy and Technology, told the FCC (PDF) that 'wireless interruption will necessarily prohibit the communications of completely innocent parties — precisely those parties closest to the site where the emergency is located or anticipated.'"
Today's scientific question is: What in the world is electricity?
And where does it go after it leaves the toaster?
-- Dave Barry, "What is Electricity?"