
Thalmic Labs has announced a $149 armband called MYO that detects motion and muscle movements to allow control of a Mac, PC, or other device using gestures (via The Next Web).

MYO, which connects via Bluetooth, claims to work out of the box with Mac and Windows machines with APIs promised for iOS and Android developers.Very cool and impressive. I hope this finds its way into our future soon - Steve Wozniak
The MYO is available to pre-order with limited quantities available for a late 2013 launch.
Article Link: MYO Armband to Bring Gesture and Muscle-Recognition Control to Macs