range some people do things for money or pleasure and for the sake of knowledge or for the sake of fran shepardo if we could really understand each other's minds. and every other case we are faced with different possibilities so which of these motivations are reasonable?. >> ambition, ego was there said the pride? and then to manipulate the brain matter. >> it is the day question but a comment and there is one more motive to think about and it is a motive that i was first told about of human restlessness and our discomfort be alone in rooms by ourselves and the desire to get our mind off ourselves this is a very absorbing project you have been describing to us possess something to do with it?. >>. >> i will try re-entered the speeches to a question. but at the root of this is a day reduction of intelligence to reduce human intelligence to manipulate and i was is it that they could pass that screen test pretty well but what they can do is gain that inside the that goes beyond the ability. in we're following that debate more recently than i have but along the lines to say that we could have insig