Twitter Hover Cards

Have you heard of Hover Cards? Twitter is rolling out a new feature that gives you the ability to learn a little bit more about your fellow Twitterer by hovering over their name. Now instead of having to leave the page, you can follow, retweet and find their vital stats in a single glance.

http://blog.twitter.com/2010/02/flying-around-with-hovercards.html

Thanks to Todd Bertsch for the tip!