it was like he was a major technological change that was going to create an omnia of an opponent forever. but is the fear of that that caused it. the caused and contributed to the severity of the depression. so in my mind, i think we are at risk at this again. we're going through a resurgence of technological and employment as a cult than a narrative. we have different name for it. we thought artificial intelligence and we think we've never been through this before and i am not staying that it won't be. maybe this time it will be a disaster, not going to troy to answered that question but it hasn't in the past. but a scare people in the past so i think we are in a somewhat dangerous situation dangerous but if in employment increases, we will see a rise in fears. may be a more than usual his recession. the next recession. so i will stop at that. we can open it up for questions. [applause] >> good evening, my first question is about a racial trend. robert: again. >> you see thank you and you start to talk about that in terms of patriotism in the u.s. versus france and why these ideas becam