The "inFORM system," according to the MIT Technology Review, "facilitates the real-time movement of physical 'pixels' on a table surface that move in accordance with data from a Kinect motion sensing input device." The AP says a "depth-sensing camera" sends signals from the remote location to the "motorized pin screen" where something can then be manipulated.
You can see for yourself in the video what kind of things can be done already.
ITProPortal suggests that "an inForm device the size of a dinner table ... could show moving faces, models of buildings for use in architectural design, or let you play real games such as mini golf.