You have to see this to believe it:
VIDEO
"Jeff Han is a research scientist for New York University's Courant Institute of Mathematical Sciences. Here, he demonstrates—for the first time publicly—his intuitive, "interface-free," touch-driven computer screen, which can be manipulated intuitively with the fingertips, and responds to varying levels of pressure. (Recorded February 2006 in Monterey, CA. Duration: 09:32)"
General