Mine is on a FedEx truck in my neighborhood. I suspect it will be signature required, darnit.
There is some groaning about iTunes 7.0 around the web. I noticed it took all the resources it could get on my tower. I imagine we'll see some patches pretty quickly.
As would be expected. It's a much more substantial overhaul than previous releases; not surprising that there are bumps in the road.
I'm confident it'll all get worked out, and the new features are amazing.