You have or will soon, have Buzz integrated into your Gmail. Buzz automatically brings social networking into Gmail and the rest of the Google-sphere without the 140-limit of Twitter, which means soon be flooded with buzzes about being hungry, then cut’n'paste recipes followed by TMI workout regimes. Lifehacker has a way to banish the buzz.
Google’s roll out of Buzz is sure a lot less cute than their Super Bowl ad:

