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TIL San Francisco has the lowest percentage of children among the largest cities in the United States — with just 13.4% of inhabitants under 18

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vPv1r TIL slot games trigger wins based on two main predetermined metrics: the return-to-player rate (how much) and the variance (how often).
oBBgL TIL: Return of a soldier from World War I (1914-18). Veterans Day is on Nov 11th - this novel depicts about the mental trauma experienced by soldiers in World War I. How a carefree young man become a soldier was burdened by his traumatic experiences.
kJeJg TIL that most national currencies have no backing in precious metals or commodities and have value only by fiat.
R6o9 TIL the “father of chemical warfare”, Fritz Haber, a Jew, pioneered many poisonous gasses for warfare use in WW1. He had family members killed in concentration camps by the same gasses.
6aOW TIL In the 80s, Weird Al turned down $5 million dollars to promote a beer brand, since a lot of his fans were “young and impressionable.”