Innovation, then, means finding new ways to apply energy to create improbable things, and see them catch on. It means much more than invention, because the word implies developing an invention to the point where it catches on because it is sufficiently practical, affordable, reliable and ubiquitous to be worth using. The Nobel Prize-winning economist Edmund Phelps defines an innovation as ‘a new method or new product that becomes a new practice somewhere in the world’.
