When I first heard about Google Buzz I was of two minds - "its from Google so it is important", but also "another social network, yawn".
But then I watched this video (via the somewhat ad-overloaded http://www.ilovecolors.com.ar ) from Google describing how Buzz will work with Mobile phones, and it looks a LOT more interesting.
Here's the video, just under 2 minutes:
What do you think?