The simplest, cheapest Wi-Fi amplifier in the world. (Article)

Are you looking for a cheap way to extend your Wi-Fi connection, well I think this guy found it. The idea leaves a lot of room to be improved, but I think he's on the right track. All this for the cost of a metal pale and a USB network adaptor.

For those who want more information about antennas here is an article with some great resources.