My6sense Injects A Relevance-Based Tweet Stream Into Twitter.com(techcrunch.com)
techcrunch.com
My6sense Injects A Relevance-Based Tweet Stream Into Twitter.com
http://techcrunch.com/2011/02/09/my6sense-twitter/
These guys are working hard on a very important mission: reducing information overload implied by feeds (including social and RSS feeds). I think it's a clever idea to integrate their filtering algorithm directly on twitter's website, using a browser extension!