professor kogan who managed this data harvesting scheme of 50 million americans was going back and forth between london and working at st. petersburg and look at psychological profiling and indeed talking about the value of social data in political targeting. you know, meanwhile, as we're talking to luke oil about the same program, to me my concern is that, you know, cambridge analytica, i'm not saying that it did it intentionally, but i am concerned that we made russia aware of the programs that we were working on and that might have sparked an idea that, you know, eventually led to some of the disinformation programs that we've seen in the interference that we've seen from russia in american elections. so for me, i'm concerned about