https://www.cnn.com/2019/04/26/politics/faa-hotline-reports/index.html
Wow, these weasel words sound SO familiar. I am reminded of the saying that the reason standards are so great is that there are so many to choose from.
“The single angle of attack sensor was considered in relation to a variety of other factors, specifically well-known pilot procedures that would mitigate the effects of a failure. MCAS design, certification tests, and cockpit procedures were evaluated using a standard industry approach to failure analysis.”