While not explicitly related to tinnitus, thought I'd share this either way; Mandy Harvey is a deaf American jazz singer and songwriter, and her absolutely breathtaking performance on America's Got Talent resulted in some serious awareness of deafness / hearing issues as a result, too. Plus, last but not least, it's just an inspiring story.
Currently the video on Facebook alone has nearly 90M views (and on YouTube another 5M+):
Currently the video on Facebook alone has nearly 90M views (and on YouTube another 5M+):