It's been nearly twenty years since Linus Torvalds let loose Linux on an unsuspecting world, and yesterday he finally updated the open source OS kernel to version 3.0. This third iteration, currently named 3.0.0-rc1, comes 15 years after 2.0 first hit the web and brings driver support for Microsoft Kinect -- a move that should have visions of sugar plum fairies (or maybe just Android avatars) dancing in hackers' heads. Also included is code optimized for