Originally Posted by
BDAttitude
Do you remember the criticism Mentour recieved for simulating MCAS by trim input?
Turns out this is how BA did their Hazard Analysis:
And as the NTSB report stated, it ignored the rest of the flight deck effects.
A human factors failure in large part, but also an inherent problem with how FHAs and FMEAs are done (not just at Boeing either).