Incorrect. This is a prevalent yet still poorly understood phenomenon that has an impact not just on those in the tech sector (as many of us on HN are), but also on society at large. Philosophers and activists have repeatedly tried to explain this type of behaviour, but we still have no answer. I find it very curious.
I have not followed the course because a lack of available free time but I am sure it is really interesting, a relevant to the Amazon case : Unethical Decision Making in Organizations [0]