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TIL In languages, there is a reproducible correlation between the time required to pronounce numbers in a language and the memory span of its speakers. e.g Chinese number words are remarkably brief. Most of them can be uttered in less than (1/4)th of a second which results in their high memory.

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VnGm TIL That the Virginia state flag is the only U.S. state flag to feature nudity. (A bare female breast)
w8eP TIL that After Pearl Harbor, Winston Churchhill stated in his diary that the war had just been won.
4k9Ka TIL that the plumber wrench and the adjustable wrench were both invented by the same person, a Swede from a family of tenant farmers.
Z8Q4v TIL In a 1915 federal case against "fancy mixed nuts" that were argued by competitors to be an inferior grade, the court declined to accept a trade standard, saying: "...such a vague and indefinite standard... to establish by the testimony of men engaged in the business of handling nuts."
l7e77 TIL of Abraham Wald, who in WW2 proposed that the US Military focus on reinforcing sections of the returning planes showing the least concentration of bullet holes. Initially, the Military planned to reinforce sections containing the most bullet holes, disregarding the phenomenon of survival bias