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submitted 4 months ago by [email protected] to c/[email protected]

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[–] [email protected] 6 points 4 months ago (1 children)

There's an audio illusion that's somewhat analogous to the barber pole illusion

instead of a pattern which appears to always go up or down, you can have a sound which seems to always go up or down in pitch: https://en.m.wikipedia.org/wiki/Shepard_tone

[–] [email protected] 1 points 4 months ago* (last edited 4 months ago)

I personally find continuous impossible pitch shifting more distracting than a constant howl, but YMMV.