An article on the latest generation of mind game headsets has made it onto the BBC. This is actually quite cool showing off an early dev of a first person 'shooter' where you control target manipulation via your brain waves. The headset is small and looks like many of the xbox live jobbies.
Fairly simple tech lets you focus on an object with your mouse, then 'push' 'pull' 'lift' or 'throw' the object. They hope to have the first game(s) out using the tech late next year. That said the way the guy in the demo mows himself down with a park bench means they might have a way to go..:
P.S: It's a RealMedia clip.