The things which seemed a fantasy just yesterday have become a reality today. If you have seen the Tom Cruise starrer Minority Report, then you will certainly remember the scenes where Tom manipulates screens using his hand gestures in air. Well, the implementation of something similar is just around the corner. Inventors are using Artificial Inteligence in computers to sense the environment and making the computer respond accordingly. See the video below for a wonderful example of new HCI breakthroughs.