It was striking how few people left Jane Street for other Wall Street firms, or really for anything else. “When a sort of senior person left to go to a competitor, there was a crying and drinking session because it was so traumatic,” said Sam. The firm enticed young people who at any other time in human history were unlikely to have found their way to Wall Street and kept them sufficiently interested and engaged and well paid that they couldn’t imagine doing anything else with their lives except trade for Jane Street. They turned math people into money people without any obvious loss in human
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