https://coverclock.blogspot.com/2017/05/my-stratum-0-atomic-clock_9.html
https://bytes.grubhub.com/cloud-infrastructure-at-grubhub-94db998a898a
https://blog.dshr.org/2018/07/amazons-margins-again.html
https://arcentry.com/blog/scaling-webapps-for-newbs-and-non-techies/
http://bit-player.org/2018/the-mind-wanders