> there have been critical computer system bugs and defects that have resulted in the loss of human life such as the 346 people who died on-board the Boeing 737 Max 8 flights in Indonesia and Ethiopia during 2018–2019

Strange example, as that was more a consequence of a failure in management.

Something I’ve learned from working in reliability: there is not one cause. There is also not n causes. There is more like trees of different kinds of causes where each node has some weight contributing to the incident. So yes, it is a failure in management for sure, but it isn’t also not other things.

I could not really see a conclusion. Is there any? For the list of references, I'd add http://web.mit.edu/2.75/resources/random/How%20Complex%20Sys...

These larger paragraphs are so difficult to read... The text seem to be written for Google bot, not for real readers :(