“An often-cited study by Canadian audiologist Marshall Chasin measured hearing loss among rock musicians and found that about 30 percent were afflicted in some way. Among their classical music counterparts, the figure was 43 percent. Yet while noise-induced hearing impairment is a well-known issue in the rock world, long highlighted in educational campaigns featuring The Who’s Pete Townshend and rapper Missy Elliott, the discomfort from loudness suffered by classical musicians is generally kept hush-hush.”