Don't underestimate the pettiness of billionaires, and the lengths they will travel to embarrass one another. In fact, I can't think of a plausible reason for

Don't underestimate the pettiness of billionaires, and the lengths they will travel to embarrass one another. In fact, I can't think of a plausible reason for purchasing them and then putting them up for sale so quickly that doesn't involve political variables.