John Underkoffler was one of the science advisors for Minority Report. After doing that, he helped build a computer with an interface very much like the ones in the movie...you know, where Tom Cruise flings stuff around on a screen with his hands. In this TED talk, Underkoffler demonstrates the system.
The whole thing is worth watching but skip to 5:20 (or even 6:30) if you want to see some crazy ass shit go down. (via lonelysandwich)