If you are the kind of people who doesn't want regularly plugging and unplugging your USB gizmos, try Thinkgeek's 7 ports USB hub with power switches. It will not just saves you the hassle of unplugging your device, it will only juice the gadgets you need!
The hub uses seven power switches for the seven USB ports, enabling you to turn your USB gadgets on and off. It even has over current detection and protection to keep your devices safe while they're plugged in.
Price tag $19.99