„In this atmosphere, the System Safety Analysis on MCAS, just one piece of the mountain of documents needed for certification, was delegated to Boeing.
[...]
„The higher limit meant that each time MCAS was triggered, it caused a much greater movement of the tail than was specified in that original safety analysis document.“
[...]
“None of the engineers were aware of a higher limit,” said a second current FAA engineer.
[...]
Peter Lemme, a former Boeing flight controls engineer who is now an avionics and satellite-communications consultant, said that because MCAS reset each time it was used, “it effectively has unlimited authority.”
If I was responsible for this, I'd be on my way leaving the country for good at this time.
Epic failure of certification and oversight.