One good thing about getting a haircut (male) is that
recorded music, and live music, will sound better to me,
as a result.

An old expression for "haircut" was "getting your ears lowered."
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Is anybody thinking what I’m thinking? Bald headgear for audiophiles with hair. Improve your hearing without having to shave your head. Hel-loo! Comes in various styles, the Curly, the Yul Brenner and the John Travolta.