It's sort of a tautology. If innovation happens in a mature section, it creates something different so it's happening in a different field. If no innovation hap

It's sort of a tautology. If innovation happens in a mature section, it creates something different so it's happening in a different field. If no innovation happens, well then it's still the same field. Next year he could be talking about the rapid rate of innovation in dumbed-down tablets.