Whenever someone mentions the "fourth industrial revolution," I want to say: "There was only one." http://lukemuehlhauser.com/there-was-only-one-industrial-revolution/ …pic.twitter.com/S6gUeKxt8n
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"And yes, there’s still a sharp jump around 1800-1870 if you chart this on a log scale." https://jsfiddle.net/zcghLjfy/2/
https://press.princeton.edu/titles/10423.html … plotted a quite substantial regional bump for the classical/hellenistic Greek world, fwiw.
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