I'm really excited for Windows 7, and it's been really hard to stay hush hush on it. What's really exciting is that we're finally showing the public what is coming! I could give you my impressions so far but instead you should check out Gizmodo's first impressions so that you don't have to take my (albeit a little biased) word for it.
The key features that I've been really anxious to show off:
Anyways, some good stuff out there. Let's see if everyone else gets as excited as I am about 7. Here's to hoping something big is said in the E7 blog at some point.