This is one of those times where as a working creative that frequently reads Hacker News I straight up face palm. I have to imagine a lot of these commenters would say the same in regards to any sort of subjective artistic choice that isn't purely optimized for efficiency. I would like to leave you with a quote by Briano Eno from a really good lecture he gave several years ago that I hope can provide a jumping off po…
Simple hypothesis re: music: our evolutionary advantage was our better brains that let us use pattern matching to understand things, so the brain evolved to reward pattern matching, and listening to music presents it with an easy exercise in pattern matching by predicting when the chorus will repeat, expecting chord progressions to be resolved, etc.
The Wall and The Downward Spiral have similar elements of challenge, now that I think of it.