i did not work directly on the ad approval system. what was resonant for me about your testimony is facebook has a deep focus on scale. so scale is can we do things very cheaply for a huge number of people, which is part of why they rely on ai so much. it s possible none of those ads were seen by a human. the reality is that as we ve seen by repeated ads, is that facebook s ai systems only catch a tiny minority of offending content and best case scenario in something like hate speech, at most they ll get 10 to 20%. in the case of children, that means drug pads like that, if they rely on computers, they will likely never get more than 10 to 20% of thoese ads. one follow up question. should be easy to answer. go ahead. so, while facebook may claim