Today, we released information about Windows SharePoint Services momentum in the marketplace, especially as a platform for SIs and ISVs. You can read all about it here:-
I'm a big believer in WSS as a platform, so its great to see recognition in the article for partners that are building successfully on WSS. I've seen some very interesting solutions built on WSS, but I'm always interested in more. Feel free to comment with a link to an interesting site/solution if you know about one.
Also, if you haven't tried the new templates, there are 30 to download and try out here:-
Personally, I like the 'event coordination' template since my team spends quite a bit of time preparing for events and delivering content at them.