That mistake of one team not talking to the other about AoA would have been caught at system level hazard analysis, which is a requirement for any half decent e

That mistake of one team not talking to the other about AoA would have been caught at system level hazard analysis, which is a requirement for any half decent engineering organization churning out safety critical requirements. Heck it is part of required submission to FDA for medical devices which are considered even moderate safety risk, let alone an airplane.