we have an understanding at leasa primitive understanding of what that part of the brain, the arm area of the motor cortex is trying to do. we could, in fact, take people who are paralyzed, that is able to think about movement but not able to move and connect their brain back up to the outside world so i guess what could be seen as a rather bold step but we thought fda approval and we were approved by the fda to study a small number of severely paralyzed people, tetra pledgeics they can't move their arms and legs. and we implanted five people so far in this small trial. and i think just by illustration, will show you that one of the first tients his name is matt. he is playing a video game here. he is supposed to hit those things that, those are treasure chests and avoid the square wris actually goblins. a video game called he man. would you say he was playing that video pretty well but not great. but in fact matthew was injured in his cervical spinal cord. is completely disconnected his brain from his entire body. he has the chip in his arm area of motor cortex and merely by thinking