In many kinds of theorizing, one can feel that one is approximating some truth, better and better, as a theory develops. But it may nevertheless be that there is something that we are missing, even as the theory seems to explain more and more. That can be true of structural theorizing, and of the anti-structural theorizing pursued in this book. Is reflecting on the latest technology just an intellectual fad, or does it contribute to progress in understanding cognition? Karl Pribram argued the latter, in “The brain, the telephone, the thermostat, the computer, and the hologram (1981).”