TimesOnline wrote an article about a device with which you will be able to control your computer, especially games, by thinking. While there have been many efforts in exploring the field of mind controlling technically devices, this is the first time a company announces a “ready-to-buy” product. According to emotiv it will be available by the end of this year. And it looks like this:

Here is an older videos, which describes how this could work.

and the way around: controlling a rat through a computer: