CrazyEgg is a pretty cool service that tells you where people are clicking on your web page. By far, the coolest feature is the “heatmap” doppler view of your page, which they overlay over a snapshot taken when you start the click tracking session. I’ve been running it for a few days on the front page of WordPress.com, here is a screenshot of the results.
Here is me presenting at the event wordpress. I usually hate public speaking but I’m really glad I did it!