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TIL - Nikola Tesla toyed with the idea of a “world wireless system” in the early 1900s, and visionary thinkers like Paul Otlet and Vannevar Bush conceived of mechanized, searchable storage systems of books and media in the 1930s and 1940s.

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D1dDj TIL that when chimpanzees were given opportunity to watch TV, their favorite was the Playboy Channel
d1l7 TIL Indian Soldiers were abandoned to die as per the official orders at Dunkirk but Colonel Ashdown of The Royal Indian Army Service Corps disobeyed the order and saved the Indian Soldiers for which he was court martialled.
j7DN TIL the Swedish King is dyslexic and as such many make fun of him by calling him “Knugen” instead of “Kungen.” Kungen is Swedish for King.
Lk8op TIL that the 20th Century Fox logo has a hidden sync mark. The flash in the bottom right at 0:11 lines up with the last beat before the finale. Editors & mixers use that to make sure the audio & picture are in sync.
ypyp TIL that Prairie Dogs have one of the most complex forms of language outside of humans. A single “chirp” can convey the size, color and shape of a potential predator.