CMS Toolbox or Trap?

I like this article... It is part of the growing dialogue about using CMS for learning. And how they actually limit learning and course creation. Here are a couple of good quotes from the article;

the standardized nature of integrated commercial systems is limiting pedagogy.

Web 2.0 applications that encourage social construction of knowledge (Wikispaces, BubbleShare, Ning) are freely available and may provide more creative instructors with better options than any LMS currently available.