It looks like most of the comments are about how the 3D scrolling text does not work in this or that browser. Detecting support for CSS3 3D transforms is nontrivial (and perhaps impossible).

We deployed something similar on the homepage at http://art.sy. I wrote a post about our struggles detecting CSS3 3D transform support here: http://artsy.github.com/blog/2012/10/18/so-you-want-to-do-a-...

Our code https://github.com/zamiang/detect-css3-3d-transform