What Is A Black Swan Event?
And there’s more out there than just black swans. Here be dragons . . .
5 min readSep 1, 2021
In 2nd century Rome, there were no black swans. No one in western Europe had seen anything other than a white swan. It was just assumed black swans just didn’t exist.
And so when a Roman poet described something as “a rare bird in the lands and very much like a black…