http://leapmotion.com/
Hands-free motion control, a technology pioneered by Nintendo's Wii and later improved upon by Microsoft's Kinect, just took a very big leap forward. Industries from gaming to surgery to architecture, engineering, and design may never be the same.
With the unveiling today of its Leap 3D motion control system, a San Francisco startup called Leap Motion has, well, leapfrogged the state of the art in this young field, giving users the ability to control what's on their computers with hundredth of a millimeter accuracy and introducing touch-free gestures like pinch-to-zoom.
http://news.cnet.com/8301-11386_3-57437 ... l-unbound/
This is intredasting... I want one...