A few posts ago I wrote about becomming aware of the latest downloads from the Microsoft Download Center and how they didn’t have an RSS feed for that. On the other side of the scale as far as RSS feeds go is the support och knowledgebase articles. There are quite a few different RSS feeds for things that are BizTalk, although most don’t contain anything. Here are the links to the feeds for BizTalk Server 2004 and BizTalk Server 2006.
How do you track the latest BizTalk KB articles
Be Logical - Notes from Johan Hedberg 