International: Blogosphere reacts to Google Knol; meant as a Wikipedia killer, but few see it succeeding as one
It has been called a competitor to Wikipedia, Jason Calacanis' Mahalo, Seth Godin's Squidoo and Yahoo Answers. Knol is Google's foray into knowledge aggregation. The product doesn't have many users yet. It's in a "closed beta", but has garnered the attention of some smart people in the blogging world.