This news is all over the interwebs, but I didn't realize until I grabbed it that FF3 has really gone "native" for each platform. My Mac version looks very safari-ish:

See what's new.
It definitely feels a bit faster, and I have been using FF3 for a while (betas 1 and 2) without all of the problems that FF2 seems to have with GMail and other Ajaxy sites. Go back to 1.5, or get 3.
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