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TIL that the scientific name for llamas is lama glama

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gMD04 TIL the origin of the word person in law is persona in Latin which means an actor's mask, later it was applied to the part played by a man in life, then it meant the man himself. As if to say we can never know the man, but only the part he plays and the mask he wears.
JmeV TIL Benoit B. Mandelbrot’s middle initial stands for Benoit B. Mandelbrot. The father of fractal geometry has a name that is a fractal.
D1KMP TIL about CONPLAN 3551-09, a us military plan to combat a pandemic level outbreak of Influenza.
keym TIL in Martin Luther King Jr.’s “I have a dream” speech, the entire “dream” part was actually improvised and not written on his script, rather being prompted by Mahalia Jackson, who cried “Tell them about the dream, Martin!”
yVJ8a TIL about Li-Fi, a technology introduced in 2011 that uses visible light, ultraviolet light, and infrared light to deliver information in wireless networks similar to radio waves in Wi-Fi.