"In spite of its pre-alpha status, Haiku seems to be pretty stable. If you would like to give it a try, nightly builds are available from the Haiku Files website, both as raw HDD and VMWare images. Or if you happen to be in the Los Angeles area, you could also take a peek at a Haiku demo during the upcoming Southern California Linux Expo (Feb. 21 & 22), where Haiku will be exhibiting in booth #4."
"The number of Unix installations has grown to 10, with more expected."
-- The Unix Programmer's Manual, 2nd Edition, June, 1972