We are addressing the problem with www.nixty.com. We launched in July. There is definitely a lot of opportunity here. There are also a lot of challenges in addressing this market. If interested shoot me an email glen at nixty dot com. I'd be happy to talk more with you about this space and share what we've learned in the process. Also, if you are interested, here is an overview video of what we are doing: http://www.youtube.com/user/NIXTYLearning. Here is another video - an interview with Scoble -- it is more of a high-level sketch of where we see things going (more emphasis on research-backed open courseware etc.): http://www.youtube.com/watch?v=YfuDRlUp3AU