clipped from: www.makeuseof.com   
Social media conversations are everywhere. Even most “die-hard” web 1.0 addicts (who once considered social networking insane) have engaged into social media by now.

Tool Social media sites tracked More fun
Spy Twitter, FriendFeed, Flickr, BackType Updates in real time
SamePoint FriendFeed, MyBlogLog, Twitter, Blogger, Wordpress.com, Diigo, Digg, etc RSS subscription
SocialMention Technorati.com, Twitter.com, Facebook.com, Tumblr.com, Youare.com, Rejaw.com, Friendfeed.com, Jaiku.com, Brightkite.com, Diigo, Clipmarks, StumbleUpon, Digg, Reddit, Mixx Sort search results by date or relevance, set results freshness
WhosTalkin Facebook, Friendster, Last.FM, MySpace, Linkedin, Netblog, Ning, bebo, Xanga, hi5, Delicious, Blinklist, Reddit, Metafilter, MyWeb, etc Browser search plugin, Google gadget