Black-and-white photo uses color grid lines to trick your brain (2019) | Hacker News

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		Black-and-white photo uses color grid lines to trick your brain (2019) (petapixel.com)
		13 points by NoRagrets on Sept 22, 2023 \| hide \| past \| favorite \| 1 comment

Clent on Sept 22, 2023 [–]

If ever there was an article that needed before and after images. This is one of them.

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