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Why Leonardo da Vinci wrote backwards

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Paranoia mixed with genius creates the most incredibly tedious handwriting habits. Da Vinci wrote nearly all his private journals from right to left, meaning they could only be read when held up to a mirror. Historians debate whether this was a brilliant encryption method to prevent rival inventors from stealing his ideas or just a weird attempt to avoid smudging the ink since he was famously left-handed.

Why Leonardo da Vinci wrote backwards
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