what's the relation of rework and innovation? Can you quote some stuff? I am considering this book, but to me it doesn't seem like it has anything innovation, e

what's the relation of rework and innovation? Can you quote some stuff? I am considering this book, but to me it doesn't seem like it has anything innovation, especially since 37signals didn't really do anything innovative. Can't count open source framework there, as by itself it's just a framework.