Here are some useful links for those who are either thinking of upgrading or have already upgraded:
Macworld has a useful video about some of the new refinements
A new website devoted to Snow Leopard Tips
Macbreak Video’s demonstration of the new Services functionality
Mac Life lists some of the new features, including the fact that iChat uses less bandwidth to deliver the same or better video then Leopard.
Mac Life now has a list of 100 tips posted. I hadn’t realized until last night that scanner support has been amped up in Snow Leopard.