That's what it looks like. I use nightly builds of Webkit (Mac).

 

It's your computer dooooood. My Safari on OS X Tiger 10.4.10 is cranking along with zero issues ever. I have heard of a few rendering issues with the site for PC users on random occasions, but I have never ever experienced any issues on any of my 3 macs.

Here's your mac on my mac

1440x900