Yeah, that was a great article and we certainly are hedging our risk. One major difference in how we do things is we don't need to predict the future price of a

Yeah, that was a great article and we certainly are hedging our risk. One major difference in how we do things is we don't need to predict the future price of a particular flight, we need to predict the range of prices and the probability that prices will be in different parts of the range. It's a fundamentally different problem although has some surface level similarities.