If you use Hotmail, which has been under Microsoft's Windows Live online services for quite some time now, you might be interested to know Hotmail will be updated to the new version soon:
There's some interesting data from this Hotmail Preview site which reflects what Microsoft is trying to do to compete against rival Google's G-Mail and Yahoo's Mail, as well as some extras:
Take a look for yourself. Go on and browse over to Windows Live Preview - Hotmail.
More Data?