This series of incidents is pretty clear cut it seems (we know that a feature Boeing made caused the crashes), and the investigations IIRC are not being done by

This series of incidents is pretty clear cut it seems (we know that a feature Boeing made caused the crashes), and the investigations IIRC are not being done by the American agencies. But in the past there have been worse incidents and Boeing lied and cheated their way out of them without seeing any large penalties: https://news.ycombinator.com/item?id=19389983 https://news.ycombinator.com/item?id=19389983