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TIL A random variable can have undefined expectation and variance if it follows a Cauchy distribution

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wLJ9E TIL that starting a sentence with 'and' is perfectly acceptable.
rRQwd TIL of the Ombalantu Baobab Tree. A tree so large that’s there’s a door in the trunk and 35 people can fit inside. It has served as a chapel, post office, house, and hiding spot during its history in Namibia.
R79e7 TIL Entry-level animators earn around 200¥ per drawing — less than $2, with a single drawing that can take more than an hour. Work conditions are grim, an animator’s suicide was classified a work related incident after investigators found he had worked over 600 hrs in the month leading to his death.
Gxb7 TIL that a small population of Mammoths survived on the Wrangel Island until 1650 BC, about 900 years after the construction of The Great Pyramid of Giza were completed.
wL7yP TIL In 2015 Smashmouth performed at an event where they were pelted with slices of bread from free loaves being handed out by vendors. Their lead singer went on a 3+ minute, profanity-laced rant about how the event was supposed to be family friendly.