Remember the scene in ‘Minority Report,’ the Steven Spielberg-directed science fiction thriller, when Tom Cruise uses his hands and fingers to search for date on a huge virtual screen?Even though the movie came out in 2002, and is set in 2054, it seems as though the present is catching up to the future. MIT research now comes up almost close to the the futuristic screen of the movie. Means you can also be a Tom Cruise  Before going into the details, a brief info about the present situation of touch screen computers..