cellular phones. And, for that matter, regular phones, telegraphs and even hieroglyphs--and cars, railroads and chariots. This much is fairly obvious and, indeed, is a theme going back at least to Freud's Civilization and Its Discontents. But the analysis rarely gets past the obvious; when it does, it sometimes veers toward the dubious. Freud's ideas about the evolutionary history of our species are now considered--to put it charitably--dated. He hypothesized, for example, that our ancestors lived…
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