This whole saga can probably be boiled down to these two quotes:
This is an engineering company, it needs an engineering culture and engineering management,” aerospace analyst Richard Aboulafia said last week. “It deviated pretty far from this at the time when the Max was being developed
The U.S. National Transportation Safety Board last week called for a renewed focus on how a cacophony of flight-deck alerts can distract and overwhelm pilots. The agency’s report on the Max tragedies also provided clues to one of the mysteries of the disasters: how Boeing safety assessments for a software-system linked to the crashes could still comply with FAA design principles.