CNET's Dan Terdiman has a pretty impressive write-up of the Leap 3D motion control system from SF-based Leap Motion, which promises Kinect-style command of your computing experience with the wave (and pinch, and poke) of your hand. Watch this demo video:

Read much more from Dan here. If it works as demoed above, it could transform desktop/laptop computing. For virtual world/gaming fans, it could be the kind of technological leap we've been looking for. As Beverly "Bettina Tizzy" Millson just put it: "Hey Linden Lab developers! Integrate this well and I might use SL again."