All AccuWeather’s press releases shared a couple of problems: 1) there was no easy way to confirm them, as the forecasts were private, and the clients unnamed; and 2) even if true they didn’t mean very much. A company selling private tornado warnings can choose the predictions on which it is judged. When it outperforms the National Weather Service, it issues a press release bragging about its prowess. When it is outperformed by the National Weather Service it can lay low. But it is bound to be better at least every now and again: the dumb blackjack player is sometimes going to beat the card
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