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The conception - day gift includes a means of storing information (memory) and of transmitting information (speech). Memory & Speech could thus be considered as a first generation of media. However, natural selection can explain our evolution only to a hunter - gatherer society. How have we managed the transitions over historical time to an agricultural, an industrial, and now an information society? We have learned how to extend our nervous systems by storing information (Print & Film - second generation), by transmitting information (Telephone & Television - third generation), and by both...