"It is a world in which near-instantaneous travel from continent to continent is free to all. In which automation now provides for everybody's basic needs. In which nobody living can remember an actual war. In which it is illegal for three or more people to gather for the practice of religion--but ecumenical "sensayers" minister in private, one-on-one. In which gendered language is archaic, and to dress as strongly male or female is, if not exactly...