I'm impressed by how well http://webclonk.flgr.me/ http://webclonk.flgr.me/ runs in Firefox on my 5 years old MBP, even when zooming out quite a lot. This used

I'm impressed by how well http://webclonk.flgr.me/ http://webclonk.flgr.me/ runs in Firefox on my 5 years old MBP, even when zooming out quite a lot. This used to run much much better in Chrome than in Firefox. Mozilla must have done a ton of optimization to their JavaScript engine.