This article was written in 2013!! Your post is dated 2018. A lot has happened since 2013. Start following the research threads for more up-to-date information.I came upon this article and lost hope in a cure or treatment anytime soon.
https://www.buzzfeed.com/joycecohen/noise-kills-when-everyday-sound-becomes-torture
It's commonly assumed that the ear recovers from
But ultimately, all these theories are just that. "We really don't understand tinnitus and hyperacusis at all," Liberman says. "We are so far from understanding that it's not productive to make anybody think there's an answer."