One of the most memorable future technologies from the movie 'Minority Report' was Tom Cruise's ability to interact with a complex computer by simply waving his hands in the air.Now, Vincent Stall, co-owner of Minneapolis interactive entertainment company Puny LLC, can stand in front of a screen and webcam and interact with animated creatures in much the same way.This seemingly crazy interaction - from the animators of Nickelodeon series 'Yo Gabba Gabba' - happens with some flash animation and a fair bit of programming.Read more about this cutting-edge company here and here.