In this article, Chris Wilson argues that collaborative sites like Digg and WIkipedia aren't as democratic as one might think because they rely on elite groups of users for much of the decision-making.

This looks like Digg for hipsters. Yeah, yeah, whatever.

This overview of news aggregators is for folks who haven't swallowed the Web 2.0 Kool-Aid.

Slashdot adds a sort of socail bookmarking service to their site. They say it's in order to find stories for the front page, so I'm guessing it's more of an effort to create a Bubbler and keep up with Digg.com than to compete with del.icio.us.

site comparing stories crossposted on Slashdot and Digg. Digg seems to be coming out ahead.