Chrome is at the latest version. Even adding the "--ignore-gpu-blacklist" flag doesn't make it work. It does output some debugging info: "(0) : fatal error C9999: marking a sampler that is not a scalar Cg compiler terminated due to fatal error"

Enabling WebGL in Safari has bugger all effect. Well, not entirely nothing... it keeps refreshing, freezes while loading or displays the message that "Safari can't display this webpage", reinforcing my very negative opinion of that browser.