Huizinga contends that civilization owes its existence to the play element—to special rituals apart from the daily grind which are joyful, contained in time, space, and rule structure, uncertain in outcome, requiring of fair play, participated in by all. To the roster of convivial tools that Ivan Illich fosters I would add widespread renewal of convivial gaming—play rituals at every level from family to planet. The more frivolous, the more essential to homo ludens.