THe ACT Party have moved their website from JSP to .NET.
Gavin has the details here, here and here.
Sounds like they are doing lots of REALLY cool shit such as dynaimically generated RSS feeds- i.e. do a search and then save the search as an RSS feed.....
“Making the switch to a Microsoft product isn't an issue of ideology, it's just that .Net is a great platform for doing the stuff we want to do. Rodney loves the Open Source, but our existing platform had a couple of really frustrating bugs. So we rebuilt it.”
Amen Brother!
Could have given the UI a bit more of a makeover though....It's not immediatly obvious how I use all the whiz bang features.