Well on a nice clean install of Snow Leopard, it had to happen sometime. After the most stable time with Leopard I've ever experience the indestructable new Safari crashed!
So far I've had a few beachballs on Safari as well, I haven't seen these since 10.5.6 which is a little disappointing.
http://twitpic.com/fe26k
http://twitpic.com/fe26k