Inner Geek

Check out http://konfabulator.com.

It's a collection of small desktop apps that range from wi-fi indicators to traffic cam feeds to news and sports tickers. A little something for everybody. My current desktop includes the Compact hardrive space, wi-fi signal, memory usage, CPU activity, and battery meter. I love the customization. I also have the TachClock cause I think it looks cool. There's tons to choose from. Have fun! The word of the day is "modular".