This is crazy cool. I've seen other attempts at similar things but they are mostly big, klunky things that need more R&D.
Don't know if anyone else has seen this one but just in case you haven't...
Meet MUSE - a human brain interface device that will enable you to use your mind as a game controller within the next 5-10 years. In the meantime, you can do other great stuff with it. Pre-ordering for a relatively affordable $299 (Can) and it's not ugly to wear, either.
From techies in Toronto.
And so it's begun. We will be controlled by the things we want to use to control.
That's cool, but it feels so apocalyptic sci fi, doesn't it?