I was interested to see this video which I read about on the OfficeLabs blog, the video shows the use of a 3D camera to control and advance a PowerPoint presentation using hand gestures. The PowerPoint had been developed using the pptFlex plugin:
What was more interesting about this what all the way through I was thinking Johnny Lee. Then at the end “kapow” there it was he now holds a position with Microsoft Research in addition to his academic position.
Anyone got a spare Wii controller? You can do it with a Wii using the instructions here.