First edition in German. Marshall McLuhan once claimed that today's metropolis is a classroom where advertising writes the curriculum. Anyone who walks through any major city with a keen eye will confirm this observation. On the walls, which have always been carriers of public discourse, there are no longer gods and heroes, laws and memorable events, but consumer goods that we produce, purchase, sell, and desire. However, when the good has descended from the heavens of ideas into things, a moral hyperrealism is required to understand the ethos of our time.