Introduction
Inspired by the "Dinosaurs" window in NetNewsWire?. This applet will show you people you are following who haven't updated their status in a timeframe. The default in 30 days but you can set the window for however long you want.
Details
No information is stored by this applet. Your username and password exist only as long as you have the page open in your browser. This applet requires an active internet connection as well as a Twitter account. Since the Twitter API limits access to 70 requests per hour, you may not be able to unfollow more than 70 people at once.
Instructions
There is no installation, just unzip the archive and load the dinotwitter page in your favorite browser.