Observe the Blogosphere
 

The Twingly screensaver creates a real-time visual representation of the blogosphere as your screensaver. It's pretty neat.

<object width="425" height="350"><param name="movie" value="http://www.youtube.com/v/zgIT-hfgOXY"></param><param name="wmode" value="transparent"></param><embed src="http://www.youtube.com/v/zgIT-hfgOXY" type="application/x-shockwave-flash" wmode="transparent" width="425" height="350"></embed></object>