Here's an idea,

Gesture Controlled Computer

To help – Easily navigate your computer from a far. If watching television on the couch and you want to look up something up on a site or browse photos and movies, you can easily check it out on the couch using your hand/arm movements. Even when at the computer, you can easily scroll through "windows" in a...

Sparked by fiji on 13 December 2009. (10 comments)

Force Upgrading Large Appliances

To help – - boost large appliance industries because people would have to upgrade at least every so-many years - lower costs and increase innovation because consumers would be looking for a new product more often - reduce emissions because a newer product means a cleaner and more efficient design

Sparked by shadowthunder on 13 December 2009. (18 comments)

Laptop and device power buttons that glow colors to reflect battery level

To help – Inform users the remaining battery life of their laptop and other mobile devices without the user turning "on" (or activating) the device. Also alleviates the complexity of finding out remaining battery power in many device UIs.

Sparked by long.zheng on 13 December 2009. (38 comments)