Portal Time Way Way Down, Except for Sunnyvale

So I am looking at a copy of the JP Morgan research report entitled "The Rise of Ad Networks, and one of the most interesting charts shows the chnages in the amount of time that people spend on each respective portal:



What seems clear to me is that Yahoo's diffuse communities business model seems to make good sense from the perspective of holding eyeballs, as the other poortals have experienced deep declines.

Thanks for reading, and don't forget to write.