Digits, wrist-worn controller scans and tracks real-time 3-D movement of the hand

“Forget the TV remote and the games controller, now you can control anything from your mobile phone to the television with just a wave of your hand.
Researchers at Newcastle University and Microsoft Research Cambridge (MSR) have developed a sensor the size of a wrist-watch which tracks the 3-D movement of the hand and allows the user to remotely control any device.”