Do you remember space invaders?

http://mednews.wustl.edu/news/page/normal/7800.html

This is a link to an interesting article about a teenager who has had a grid in serted into his brain to record brain surface signals, a brain-machine interface technique that uses electrocorticographic (ECoG) activity - data taken invasively right from the brain surface.

He is able to control a space invaders game just with his imagination. Wow! Were could this lead.