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5

TIL one of the tools used to break the Enigma cipher was a catalogue of every way to encrypt the word "eins"

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BrD7D TIL in 1995 a policy known as “the Wall" was created. It discouraged info sharing between the CIA and FBI, playing a critical role in the inability to stop 9/11. It got so bad agents played a CD with Pink Floyd's "Another Brick in the Wall" into the phone as they were told their access was denied.
6Z8Y TIL that 3 billion years ago, 2 black holes 19 and 31 times the mass of the sun collided, creating a monstrous black hole and rippling the fabric of spacetime.
9klX TIL Samuel L. Jackson is the highest grossing film actor of all time
8e7G4 TIL that Henry Ford is largely responsible for American schoolchildren learning square dancing.
ne5bb TIL that the president of Taiwan is an unmarried, childless woman whose cats featured prominently in her campaign. She is one of the 1st women elected to lead an Asian state without coming from a political dynasty, and to govern a Chinese-speaking nation since Empress Wu Zetian in the 8th century.