These delays have been around for some time now. from 1982 to 2008. so why is it that we're sort of now looking at the leaves and their colors and thinking wait, why are they not so bold and -- >> well, you know, because scientist rs cautious alex. we tend to look at things after two decades. we're starting to see this pattern. as the fall is prolonged, the colors aren't the -- scarlet reds aren't as scarlet and the golden yellows and the orange pumpkin colors, they just aren't there. here's the thing. this is a multimillion dollar industry where we call the leaf peepers, they come from all ov...