The latest scientific thought is that the ringing is from the brain - not the ear. 
I've never been in a LOUD band, but I have it too. An audiologist told me it may have been a sneeze that caused the problem.

And Liz Phair's' 'fuck and run'…  (she's tiring of one night stands)
And I can feel it in my bones, I'm gonna spend my whole life alone