The other noteworthy thing is that it does look like the angle of attack sensor failed catastrophically. It was reading 10ish degrees before immediately jumpin

The other noteworthy thing is that it does look like the angle of attack sensor failed catastrophically. It was reading 10ish degrees before immediately jumping to 75. Boeing really screwed the pooch here. A 75 degree AoA is obviously impossible and should be disregarded. Let alone a situation where it goes from 10 to 75 in seconds.