A PBS documentary concerning Jared Diamond's theory on why there is such disparity between those who have advanced technology and those who still live primitively. He argues it is due to the acquisition of guns and steel and the changes brought about by germs.
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Through the Wormhole76%
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The Reluctant Traveller with Eugene Levy74%
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Secrets of the Dead64%
Planet Earth III85%
Paranormal Witness74%
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Nature79%
NOVA70%
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