Francois Vogel is test-running a “3D without glasses”- experiment. Why have 3D glasses when you can just imitate the effect by alternately closing and opening your eyes?
3D without glasses - according to the French
3D without glasses has never been easier. Francois Vogel is test-running the experience by Jonathan Post in the video below. It's a quite amusing experiment but obviously a joke.
 

Mainstream 3D without glasses is still a few years away. There are quite a few prototypes out there but none with convincing picture quality.