Yeah, I'm a tech geek but at least watch from 1:25 on and tell me that isn't neat especially for a first gen concept. Now to just get rid of the huge goofy hardware over your shoulder and make it a small headset or something like a bluetooth mic and you'll be in business.
http://www.engadget.com/2011/10/18/omnitouch-projection-interface-makes-the-world-...
http://www.youtube.com/watch?v=Pz17lbjOFn8&feature=player_embedded
