Holy shit - is this a hoax?

[InfiniteStates]

This is 2 years old...why hasn't this tech gone ballistic unless it's a hoax? Even roadside adverts using this would attract attention.
The principle looks sound, although you'd need some heavy duty computing power behind it probably.

[InfiniteStates]

Or alternatively, this...

[Killzone_Kid]

Hoax? There are even DIY mechanical rotating 3d displays if I remember correctly built using LEDs.