The Internet combines the advantages of both class and book. In a book you can go back to page 16. Today you need an organization that is a change leader, not just an innovator. Five years ago, you had an enormous amount of literature on creativity. Most of creativity is the normal amount of hard and systematic work.
Innovation has to have a systematic approach.
And innovation is very unpredictable. Last time I looked, yes. But if you look at the invention of the zipper this is totally irrational. The zipper could not possibly have been a success in the clothing industry. It was invented to close bales of heavy stuff, such as grain, in the port.