Topix went beyond aggregation today by launching the ability for local news readers to post or comment upon stories. CEO Rich Skrenta describes the business model transformation where they took more risk to turn SEO attention into participation -- sharing control to create value. I wont nitpick on how apt the Wikipedia analogy is, or agree that algorithms love vacuums. Topix is ...

Article: http://us.rd.yahoo.com/dailynews/rss/searc...ond-aggregation