RSSSpirited Ad
May 08
NYC, Random ad, perceptual illusion Comments Off
Over the past few days I’ve noticed these billboards around the neighbourhood:
It’s just blood on the floor, right? Oh, wait… I’m a sucker for these perceptual illusions, here’s an explanation for why they work.
PS If all you see is blood, add a comment and I’ll tell you what to look for…
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