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TIL that in 1912 someone invented a 2 wheel car that used gyroscopes to stay upright, and it was based on a fictional book released only a year before.

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Kdx4 TIL instead of typing “reddit.com/r/cars” you can just type “cars.reddit.com”. (This works for any subreddit.)
xVMnw TIL JK Rowling and Harry Potter actor Daniel Radcliffe sat together for a 53 minute long filmed conversation in 2010, discussing how the film changed both their lives. Radcliffe revealed that he had an allergic reaction to his first pair of Potter glasses as whiteheads appeared around his eyes
kv45 TIL of “Japan’s hardest test”, the Kendo 8th dan Judgement Test. Held twice each year, less than 1% ever pass. Out of ~200 million Kendo swordsmen in the country, less than 400 have achieved 8th dan.
Brn8y TIL that Frank “Tony Lip” Vallelonga was the man who portrayed Carmine Lupertazzi Sr. in the HBO Series “The Sopranos.” He also acted as a driver and bodyguard for Dr. Don Shirley in the 1960s, which the basis for the 2018 Best Picture Winning Movie “Green Book.” He was portrayed by Viggo Mortensen.
6Erow TIL In ancient Greece, an “idiot” was anyone who didn’t participate in political or public arenas. It comes from the word idios, meaning “self” or a selfish person who ignored political debate and didn’t participate in politics. As the word implies, it was someone who was “separated from the whole.”