The newest addition to the blog engine.
From the subversion commit comment:
Some refactoring to avoid code duplicationAdded support for CommentsAtom - a feed with all of the comments in a blog, used for tracking purposes by the blog writer
Now you can access http://the_blog_url/Syndication/CommentsAtom.aspx and get a feed of all the comments.
Useful as a tool for the blog writer, as it enables tracking of comments all overthe blog
as usual - sources are here.