It also works in Firefox, Opera, and WebKit. The only modern browsers left out appears to be Safari 7 (no WebGL) and IE (Web Audio).
Give it a year and both of those are likely to work.
Give it a year and both of those are likely to work.
"Your browser does no appear to support a couple things required to play this presentation(WebGL, Web Audio etc). The latest versions of several browsers do. You might want to try one of those instead."
Safari has WebGL since 5-ish but disabled by default.
To enable, Safari > Preferences > Advanced > Show Develop menu, then Develop > Enable WebGL
The presentation seems to work allright, although it suffers from some slowdowns.
That said, I was happy to have it run well on my system with WebGL enabled since that should make it a smooth transition when Safari 8 is released.