Sony has as recently as August shown interest in bringing Linux or OS X to the console. Terra Soft's confirmation indicates that they either (a) are wishful thinkers or (b) have made a deal with Sony to bring their Linux variant to the super computer/game console behemoth. Video demonstrations might suggest they have a dev kit in house, but those have yet to materialize.
We've sent off a list of questions to Terra Soft; we'll let you know what we hear.
Sony to support homebrew with Linux on PS3
[Via Engadget; thanks to everyone who sent this in!]