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Optical illusions show how we see | Beau Lotto

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Further reading 1

How do you update on evidence—and choose what to ask next? →A test result and a Wordle clue both rule out possibilities. The crucial difference is whether you already know the result or still have to choose the question.This video helps answer · Why can the same light or sound prompt a different judgment?

Caption notes

Beau Lotto uses tiles in apparent shadow to distinguish light reaching the eye from the reflectance a viewer wants to infer. The same incoming light can be consistent with different surfaces under different illumination.

Video or transcript source ↗
Original passages · 2
Because if the tile in that shadow were in fact in shadow, and reflecting the same amount of light to your eye as the one outside the shadow, it would have to be more reflective -- just the laws of physics.
Optical illusions show how we see | Beau Lotto · ▶ 7:29–7:40
If they're under the same light reflecting the same amount of light to your eye, then they must be equally reflective.
Optical illusions show how we see | Beau Lotto · ▶ 7:47–7:53

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