Use your thumb and index fingers to scale images. Steve calls it “the pinchâ€. It works by bring them closer together or move them further apart. Watch the video – this is pretty damn amazing!
[video]http://www.youtube.com/watch?v=ze559mhbrD0[/video]
This interface (zomming in or out with 2 simultaneous touch) exist for a while !
You can see many video at youtube about this sort of interface and much more !
This si ridiculous Apple is copying that and patent the interface afterwards….