Great to find a post on Tinnitus, thank you. Since I had a bad bang on the head 16 years ago, I've stuffered with a ringing right ear. It's pretty unbearable at times, loud noise and booze can certainly turn up the volume. I read an article recently on potentially using it as a meditation aid. There's also sites that will help you to 'find your frequency' and provide sounds to aid with relief. Here's a few links for starters:

https://dealwithtinnitus.com/does-meditation-and-tinnitus-go-hand-in-hand

https://tinnitusnotch.com