Whaaaw ... Maybe it's just a simply good presentation, but boy I'm impressed by this interface. Really, if there's a next generation interfaces this must be it.
During the latest TED on August 1st Jeff Han (research scientist for NYU's Courant Institute of Mathematical Sciences, and the inventor of an "interface-free" touch-driven computer screen.) presented a touch screen application with which you can use multiple touchpoints. Simply said ... us ALL your fingers on a touchscreen.