Discussion on question by Philip: When and why did humanity's technological progress stall due solely to absence of a new idea that was ready to be implemented?
Discussion on question by Philip: Whe…
Imported from a comment discussion on http://history.stackexchange.com/questions/30220/when-and-why-did-humanitys-technological-progress-stall-due-solely-to-absence-o
3182d ago – Philip
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