Communal worlds differ from one another because the participants in each one constitute time differently in their streams of consciousness and attend to events and action in the lifeworld according to different schemes of relevance. In the worldly utopian production of collective life, the communal group serves especially as a demonstration, and potentially as a vehicle for the reconstruction of society-at-large. Utopian innovations become especially important to societal development when they are adopted in sectors of the population beyond the communal groups. Propagation originating in ecstatic association may take diverse courses, arising both in more institutionalized communal groups and in society-at-large. The diffusion of utopian ways of life developed in communal groups depends on the existence of audiences for whom such ways of life hear relevance. In the worldly utopian production of collective life, the communal group serves especially as a demonstration, and potentially as a vehicle for the reconstruction of society-at-large.