This man's socks created the perfect optical illusion

Everyone loves a good optical illusion. There's a weird sort of delight in realizing that you can't always control your brain's perception of something, even if you try really, really hard to fight against it.

SEE ALSO: This viral optical illusion will make your head hurt

This optical illusion — or, ok, it's really just an impressive camouflage situation — spotted on a New York City subway train is one of those when-you-see-it photos that often pop up on Reddit's Mildly Interesting...

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