I've seen psychics make accurate predictions, on occasion. That doesn't mean that we should apply that technique widely. The number of external factors involv

I've seen psychics make accurate predictions, on occasion. That doesn't mean that we should apply that technique widely. The number of external factors involved in predicting CO ski lift tickets a decade into the future so immensely overwhelm the model implied by the Rule of 72 as to beggar imagination. So, yeah. I'd be surprised.