Respectfully, I don't think that piece adds anything of material substance. It's a list of hollow platitudes (vapid writing listing inactionable truisms).

A better resource is likely Michael Nygard's book, "Release It!". It has practical advice about many issues in this outage. For example, it appears the circuit breaker and bulkhead patterns were underused here.

Excerpt: https://www.infoq.com/articles/release-it-five-am/