The 18th century essayist Dr Johnson once said, "Your manuscript is both good and original; but the part that is good is not original, and the part that is original is not good". It was not only a witty comment, but one of great wisdom. We could easily replace the word manuscript with the word innovation. We tend to conflate innovation with doing something original and unobvious, but this is a mistake. Many good innovations are not original. Equally, novel and original things can fail to make an impact. For example, 3D printing and blockchain are yet to be the...