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jackOfManyTrades
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re: What innovation pushed us beyond cavemen?
jackOfManyTrades   9/23/2011 7:59:00 AM
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"•Language/communication (including symbolism, writing, numerals, and measurement)" Language is NOT an invention - it is innate, a product of evolution. So, perhaps this should read something like "•Communication (including symbolism, writing, numerals, and measurement)"

Sparky_Watt
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re: What innovation pushed us beyond cavemen?
Sparky_Watt   9/22/2011 10:47:54 PM
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Apes use branches as clubs, so the invention of weapons doesn't separate us, contrary to 2001.

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