PATENT PENDING INSANITY

The escalator was invented for people who wanted motion without effort.

✗ FAKE

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The light bulb was perfected by Thomas Edison in 1879. A bright idea that actually worked.Velcro was inspired by burrs sticking to clothing and was invented by George de Mestral. Proof that even annoying plants can spark genius.The microwave oven was invented after a scientist noticed a candy bar melted in his pocket. Science powered by snacks.The first door lock was invented to keep out neighbors and unsolicited opinions.Concrete was used by the Romans over 2,000 years ago. And some of their buildings still beat modern construction.The shredder was invented to delete receipts physically.See all Patent Pending Insanity facts →

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