sounds like Umberto Eco is getting lost in his own definitions. A simple analog/digital distinction works just as well. If you're interested there is a really

sounds like Umberto Eco is getting lost in his own definitions. A simple analog/digital distinction works just as well. If you're interested there is a really excellent book on permanent digital memory called "Delete" https://www.bookdepository.com/Delete-Viktor-Mayer-Schonberger/9780691150369 https://www.bookdepository.com/Delete-Viktor-Mayer-Schonberg...