We've seen plenty of Kinect hacks over the last few weeks -- trouble is, beyond the initial wow factor they're just not very useful on a daily basis. That situation just changed, however, with the release of KinEmote, a free public beta that lets Windows users navigate XBMC and Boxee menus using nothing but hand gestures. Better yet, the software is built around OpenNI and NITE middleware from PrimeSense, the company behind the