I’m trying a Firefox plugin called Ghostery. It shows the third party scripts that are used to track your behavior or serve ads or widgets on any site you visit.
For example, here’s what the New York Times uses:
WordPress.com (they correctly identify the three analytics systems we use):
AVC:
Most tracking scripts are benign, but it’s good to keep in mind that each one of those scripts has the option to keep track of you as you interact with a web site and then send that data back to a third party.
Toni.org 
4 replies on “Ghostery”
Thanks for passing the good word.
Toni,
Thanks for checking out Ghostery and better yet, blogging about it! If you have any ideas send them my way.
Cheers,
David
Crazy, I actually posted this suggestion _before_ seeing your post:
http://getsatisfaction.com/ghostery/topics/what_p…
Hooray for WordPress detection!
hi toni
i like to know as much about my readers as possible!