This 3d iPad Demo is future of portable media! Laurence Nigay, a professor from France was inspired by the 3D work done by Johnny Lee who we interviewed a few years ago (blogs here and now works for the Google).
“We track the head of the user with the front facing camera in order to create a glasses-free monocular 3D display. Such spatially-aware mobile display enables to improve the possibilities of interaction.
It does not use the accelerometers and relies only on the front camera. “