There’s a lot of good examples in the comments, but the few Ive ran into were more indifferent thsn anything - like, they never heard anything that appealed to them. One guy I knew actively avoided music because it’d get stuck in his head and drive him nuts.
They seemed normal otherwise, for the most part. But they knew that disliking music was weird and were a little insecute about it.
Doesn’t stop certain big tech companies from building giant campuses with cafeterias and housing so that employees can literally live, eat, and sleep at work.