Are blogs an exercise in vanity?

blog.citizendium.org — The Internet and vanity are no strangers. The eminently mockable vanity inherent in the self-revealing ”personal home pages” of the 1990s -- I admit it, I had one on Geocities -- can be found once again on MySpace, FaceBook, and personal blogs. But unlike in the 1990s, our vanity is really getting in the way of a lively, intelligent discourse.