I haven't checked it out in detail, but Jeff Atwood's 'Discourse' (http://www.discourse.org/ http://www.discourse.org/) does seem to have some of this stuff. It

I haven't checked it out in detail, but Jeff Atwood's 'Discourse' (http://www.discourse.org/ http://www.discourse.org/) does seem to have some of this stuff. It's a forum, but I wonder if it could be used as a blog. And although I agree that the prevalent blogging software could use some lovin', but I hardly think it is as broken as the article seems to imply.