TweetNews

A brilliant use of Twitter and algorithm based news aggregation by Vik Singh - http://tweetnews.appspot.com/

http://blog.wired.com/business/2009/01/twitter-yahoo-b.html

Find what is hot news from Twitter and use that to drive the news aggregation of professionally written articles.

Just hope we don't get some unusual tweets regarding an old bankruptcy notice - http://www.cio.com/article/448863/Tribune_Blames_Googlebot_for_United_Stock_Crash