The link in my previous comment answers the credentials question in detail- including specific technical post-mortems on horizontally scaled stateful systems. Vertical scaling wasn't the topic.
You’re missing the point: a doctor doesn’t diagnose and practice medicine on a patient he hasn’t thoroughly evaluated himself. This is the sort of wisdom that a staff engineer and CTO is expected to have earned.
You’re missing the point: a doctor doesn’t diagnose and practice medicine on a patient he hasn’t thoroughly evaluated himself. This is the sort of wisdom that a staff engineer and CTO is expected to have earned.