An Arrow That Can't Point Left Puzzles the Internet
by Fnord666 from SoylentNews on (#4MS4M)
This arrow looks like it is pointing right but it's actually pointing left. This illusion relies on a clever combination of reflection, perspective, and viewing angle. The illusion arrow was invented by mathematician Kokichi Sugihara of Meiji University in Japan. Understandably, people vented their rage on social media.
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