One poorly thought through element is the help & support function. In previous versions of windows, it was held on the machine. Now it's online.
When my box dropped the internet connection unexpectedly the other day, I clicked on help and....er...
You'll find Microsofts' business model will be heading towards having more and more content based online.
Eventually I expect them to introduce an online subscription service for Windows or whatever they call their operating system at the time.
Personally I find Win7 ok, but still haven't found a compelling reason to upgrade from XP x64 as yet.