[link|http://en.wikipedia.org/wiki/Comparison_of_Internet_forum_software|http://en.wikipedia....et_forum_software]
Its the business model, stupid.
I spoke with Freep about 3 years ago. He was doing biomed work in Santa Fe (mostly python and perl I think). I doubt he has left his beloved New Mexico. He did think EZBoard had lost their mind and couldn't come to terms with them for continued work.
Meanwhile, [link|http://dabbledb.com|dabbledb] has funding and is growing and Seaside provoked a lot of discussion at [link|http://www.sitepoint.com/blogs/2006/07/28/oscon-2006-web-heresies-the-seaside-framework/|OSCON]