Another point (attention: thread shift phenomenon!): since 2.x uses relative font sizes in CSS (Yippee!), we end up with the well known effect that every IE below v7 has its own ideas about the meaning of

body { font-size: 100.1%; }

So the site looks simply ugly to me.

Hm..., what I see with the different IE versions is quite similar (there just seem to be some differences between the line heights):