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qjkxbmwvz , 14 days ago 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: en.m.wikipedia.org/wiki/Shepard_tone
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: en.m.wikipedia.org/wiki/Shepard_tone