The court jester had the right to say the most outrageous things to the king. Everything was permitted during carnival, even the songs that the Roman legionnaires would sing, calling Julius Caesar 'queen', alluding, in a very transparent way, to his real, or presumed, homosexual escapades.
History is rich with adventurous men, long on charisma, with a highly developed instinct for their own interests, who have pursued personal power - bypassing parliaments and constitutions, distributing favours to their minions, and conflating their own desires with the interests of the community.
Dan Brown is a character from 'Foucault's Pendulum!' I invented him. He shares my characters' fascinations - the world conspiracy of Rosicrucians, Masons, and Jesuits. The role of the Knights Templar. The hermetic secret. The principle that everything is connected. I suspect Dan Brown might not even exist.
Political satire is a serious thing. In democratic newspapers throughout the world there are daily cartoons that often are not even funny, as is the case especially in many English-language newspapers. Instead, they contain a political message, and the artist takes full responsibility.
Certainly, light fiction exists and encompasses mysteries or second-class romance novels, books that are read on the beach, whose only aim is to entertain. These books are not concerned with style or creativity - instead they are successful because they are repetitive and follow a template that readers enjoy.