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foxyhedgehog52 karma2014-09-29 15:59:00 UTC
what was the most unexpected invention/innovation you uncovered in How We Got to Now? and how did you come up with the different categories to explores - artificial light, sound, time, etc?
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foxyhedgehog52 karma
what was the most unexpected invention/innovation you uncovered in How We Got to Now? and how did you come up with the different categories to explores - artificial light, sound, time, etc?
View HistoryShare Link