TIL that the selective attention test (where you’re challenged to count passes of a ball and a person in a gorilla suit walks through the background) has a corollary for audio.
It surprised me, because my experience of audio feels much less voluntary than my experience of video. I’m always aware that my eyes are focused on a point. Much less that my ears are also “choosing” what to hear
It came up in one of the essays in You Didn’t Hear This From Me