Many comments arguing that the right stack and good "clean" code will then lead to user-appreciated performance improvements. More often I've seen this used by

Many comments arguing that the right stack and good "clean" code will then lead to user-appreciated performance improvements. More often I've seen this used by developers as an excuse to yak-shave "optimizations" that deliver no (or negative) performance improvements. e.g. "Solving imaginary scaling problems ... at scale!"