It's a sensory overload issue. People who are neurodivergent often suffer from this. Doesn't matter if its in a restaurant or in the street ots the pitch of the sounds. Like if you was in the street and see someone turn away and cover their ears or hunch their shoulders up when they hear a emergency services siren same thing.
Yea I get it, I was being a lil facetious but yo that point if you truly have that condition, you can’t bend the rest of the world to it.
He’s gonna tell the ambulance to turn down the volume next?