It really began the night the flyer came through Herman Orff's letterbox, though he had had some curious interchanges with his Apple computer just before - some dancing green phosphers claiming to be ANCIENT OF THE DEEP A thing like that could happen at three o'clock in the morning How could he know that, in a few days' time, cabbages would never look the same again? Or grapefruits, for that matter, after a tour of those unknown places in the head