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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Log plot linked in original post; still a striking discontinuity. For much nuance we'd need more & better long-run data.
(now added to this post too)
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