Florida’s 2002 bestseller, “The Rise of the Creative Class,” has sparked many debates about the relative importance of creativity to the economic health of cities. In his new book, “The Rise of the Creative Class — Revisited,” Florida reiterates, updates and expands on his bottom line: “Cities need a people climate as much, and perhaps even more, than they need a business climate.” Paul Fanlund interviews Richard Florida asking him a series of Madison-centric questions.