Well, I had a hell of a time trying to get the update through Software Update, but the install went fine after I downloaded the combo DMG from Apple's support page. That error message everyone is/was getting is bizarre...
If you ever visit the east coast of the U.S., try Verizon's 50 mb/s FiOS service.
My 15 mb/s cable internet connection feels like dial-up now. 
OMG that speed is amazing! Over here in Australia you could get a max of 2.4 mb/s, with the best internet. Crap, shows how far behind we are.
If you ever visit the east coast of the U.S., try Verizon's 50 mb/s FiOS service.