you liked Johnny Chung Lee's Wii headtracking tricks you will love iHologram, a stunning iPhone app that makes the screen look like a window to a real, parallel dimension. While it seems like magic, it uses anamorphosis, a very simple painting technique that has been used by old masters since the 15th century, mixed with the technology in the JesusPhone.

http://gizmodo.com/5040631/3d-app-co...ernative-world