As I said last week, I won't be using Google Buzz. If you use gmail, you may be interested to know that you can turn buzz on and off at the bottom of your Gmail account (in the footer links).
I switched mine off last week but turned it on today to see what I missed. It does seem that many people are enjoying using it, therefore I will probably be integrating Google Buzz in future blogs I develop. It's still not for me though.
Below is Googles response to the privacy issues which were recently raised about Buzz.