win, i guess they should be in class but instead they're playing bierbaum. there appears to have been a slide in amount of learning and a very expensive colleges. and spend time on both sides. by all means go hang out with the drama geeks and english geeks and the renaissance geeks. that's awesome, but then walked to the other side of campus and go hang out the applied math geeks and computer science geeks and the physics geeks as well. having both halves of your brain working code i is in the best preparation for the world we're heading in. >> then very quickly, yes or no car going to figure this out because yes. i think it all depends on how we react. there is no inevitable future either this positive or negative, and one of the reasons we are glad all of you came to this room and were hoping to change the conversation is that yes, we will figure out if we make the effort but no, we won't if we just sit back and coast. >> that's a better answer. [laughter] [applause] >> our thanks to erik brynjolfsson and andrew mcafee, authors of "the second machine age: