fragility from distribution shift and the distribution shift is here is just humans disagreeing with each other barely I mean just so sorry Simon humans disagreeing with each other it's just that there were much chemikal Turkish in 2011 and now they're mechanical turkeys and 2019 and that's different people most likely I don't think people Turk for that long oh geez no no retraining no nothing is just take the thing take the weights don't have to retrain because otherwise that would be really expensive again