Probably it is one of this things a geeke want to have and it is too busy to play arround but I want one
The Raspberry Pi is a very small computer that plugs into your TV and a keyboard. It can be use for electronics projects, and for many of the things that your desktop PC does, like spreadsheets, word-processing and games. It also plays high-definition video. And can be a good tool to learn programming.
You can fild it on line for about £30
Some of the things you can do with this mini computer:
Set Up a Personal Web Server
Extend your wireless network
Home automation
etc, etc