Today it's internet--in the past it was cars, telephones, even railways for a time...
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Replying to @380kmh
...but there's always a technology that rural folk hope will finally render cities obsolete. I imagine agriculture was the first of these.
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Replying to @380kmh
Every time, it plays out the same way. The technology is invented in a city (of course) and is gradually adopted by more rural places...
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Replying to @380kmh
Take Greco-Roman civ. - in this case cities were centers of invention, yes, but in scale they were more like small towns of today
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Replying to @EaldWeald
cities are *always* the centers of invention, but because invention never stops, cities are larger in every era
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Replying to @380kmh @EaldWeald
the cities where agriculture was developed probably had populations of just a few thousand
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Replying to @380kmh @EaldWeald
once in a while you get a groundbreaking development that makes far larger cities possible, which introduces new problems...
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Replying to @380kmh @EaldWeald
...leading, in turn, to new developments; repeat. Agriculture was one, plumbing another, electricity, medicine, etc
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Replying to @380kmh @EaldWeald
All such technologies are invented to overcome practical problems associated with large concentrations of people...
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...and once the problems of a certain concentration are solved, the concentration increases.
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