Smartglass interface turns any surface into a touchscreen using AR and fingertip heat
 

A developer called Metaio believes it can make a smartglass interface far more interesting than what has Google done thus far: one that can turn any surface into a touchscreen. Unlike Disney's REVEL or that Ubi Kinect app, which can do similar...

http://www.engadget.com/2014/05/22/m...=rss_truncated