I’ve had moderate tinnitus for 20 years due to acoustic trauma (loud machinery and concerts). It came on suddenly and I stopped listening to music for about 3 years. I also have some high frequency hearing loss. Over time I habituated to the tinnitus and most of the time I am not aware of it. I enjoy my system very much and listen almost every day. I have custom molded earplugs that I use in loud environments. I will probably need hearing aids at some point in the future. When the tinnitus is bothersome I use a masking device like this:
https://generalhearing.com/consumer/tinnitus-products/tranquil-i/tranquil-i-ric/
https://generalhearing.com/consumer/tinnitus-products/tranquil-i/tranquil-i-ric/