What things you discovered on your own, that is actually already known and named for a long time? For example, you observe a phenomenon, you write it down, but didn’t look it up further for lack of words. Years later, you chance upon the exact same thing on Wikipedia.

  • @SendMePhotos
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    41 year ago

    In middle school, I created a mathematical formula to calculate how many unique handshakes exist with a given number of people.

    Absolutely fucking useless but worked.