The "problem" is that there are many different sources of documentation for Ubuntu. And many of them are excellent. I believe there is no hope to unify them upstream. People are going to contribute in the way they want to and there is nothing wrong with that.
The site is a currently a proof-of-concept. It's a mix between a popularity contest and a library index. Kind of like a digg for Ubuntu documentation.
Automated news monitoring system based on Drupal 5.x to track the candidates’ performance on the campaign trail. Weekly snapshots of online coverage contrast the perceptions of news media, companies, bloggers and environmental organizations. Users get an in-depth view of the diverging perceptions of different interest groups.