Spotify recently announced its HiFi streaming upgrade where users can, for a premium fee, get higher bitrate streaming music. I would be surprised if Apple doesn’t do something similar before the end of the year.
Apparently, there are some benefits to being over 50 and suffering from tinnitus. I took this test (found at 9to5 Mac) and I couldn’t tell any difference, even with my fanciest headphones. Hopefully, you do better.