I always think of it as... the Harpy is popular, but in my mind has to have at least a vestige of the apolitical, otherwise they're more of a Herald. A Herald would go around town making sure everyone knows the latest decree from the Prince, on the Prince's orders. A Harpy I see as more of the figure that either a) COULD be a political power but chooses not to be, or b) IS a political power, but prefers to stay out of the official ranks so as not to be a target. In either case, the Prince doesn't grant the Harpy power; in my mind, the Harpy is granted power by the populace, the only (non-Carthian)...