Works here on Chrome 5.0.307.11 beta, Chrome 188.8.131.522 stable, but not on Firefox 3.6 or IE 8.
Ah, I see from the source:
The animation is powered by CSS 3D Transform, curremtly(sic) it is only supported under Webkit and Safari on Mac or iPhone
99.4% CPU, according to Chrome's task manager.
0 points (16% like it) 1 up vote 5 down votes
It's not so cool, eh ?