We’re still dealing with the same problems because we’re dealing with the problems in the same way.
I think it can be cultural and can propagate from the senior level DBA’s right on down to the new hires. Sometimes it’s just lack of knowledge or understanding. Sometimes it’s just pure laziness to not want to do a deep dive and find a better solution to a recurring problem.
Here is a pretty extreme example but I think it portrays all of these.
Given some of the things I’ve seen, I’d say his example is not at all extreme.