Microsoft's research into a "foot-based user interface" seemed somewhat novel in 2006, when <a href="http://www.seattlepi.com/business/261213_msftresearch01.html">I ...

Well, now I am going to have to dig that long-unused Xbox Kinect full-body controller out of its box somewhere and reconnect the gadget that took last holiday shopping season by storm. Frankly, after ...