A friend plays online chess every day. For nearly 15 years, he has been a member of a fiendishly competitive anonymous global club, where anyone can challenge anyone else to a game.
When he described how the club organises itself, it struck me as a prime example of a modish US academic theory about the differences between those who succeed and those who fail.
In the chess club, status is earned, and only by a high average score. If my friend accepts a challenge and wins, his score rises. If he loses it falls. If they reach stalemate, his and his opponent’s scores still fall, but not by so much.
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