I remember watching Minority Report when it was released and being blown away by the technology in the film, most notably the whole futuristic User Interaction (UI) thing. When the characters were using their hands on clear ‘windows’ (physical, not MSFT) it looked so natural and intuitive.
Oblong Industries Inc has created a real world representation of this futuristic UI. One of the founders was the science advisor for Minority Report so it is no coinicidence in the similarities. Here is a demo: