I just got this in my email:

Hello,

Thanks for signing up to try Google App Engine! Your account has been
activated, so you can begin building applications!

To start creating applications with Google App Engine, simply follow
this link (you may need to sign in with your (snip)@gmail.com Google Account):

http://appengine.google.com/

Thanks!
The Google App Engine Team

I can’t wait to use it. I didn’t expect the activation to be this quick though. I was expecting months
Anyways, here are some shots from the inside. Sorry, I can’t think of a good name for the app i will be making, so the screenshot is up to the second page only :

Screenshot 1
Screenshot 2