That's really helpful to know, I had been considering building software geared towards lean / iterative and auto generated documentation as my initial approach into collaboration tools but I will definitely have to start expanding my research
Joe, send an email to paul.houle@ontology2.com. I am working on a tool which is oriented towards auto generated documentation in the large. It is not "consumer oriented" but more like "Project Xanadu for nerds", so you might find components of it useful.