Perfect storm.
Making the plane too light.
Just good enough design (I am thinking here of ability to endure an uncontrolled fire, the Max meets the minimum requirement rather than have a margin)
DEI
Boeing will be the sound the plane’s parts make as the hit the ground.
“DEI”
When your ethnicity, gender, or general lunatic status is more important that your ability to do the job.
The DEI pushers have no concept that someone won’t always be there to clean up the messes made by the unqualified.