hi HN - I wrote this as a summary from what I have learned reading the book. As I have no prior encounter to Amazon's culture, this is quite an eye-opening. However, this coincides with the AWS incident [0] and I'm cross examining the principles with their response and the comments. Hope to write a following post to dissect it.
[0] Discussion to AWS's response - https://news.ycombinator.com/item?id=29516482