'Sapiens' author says the real AI timeline is 200 years — but the 'lack of concern' today is what scares him most

Yuval Noah Harari said that AI's true consequences will unfold over centuries.

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• Yuval Noah Harari, historian and author, said AI's true impact will unfold over 200 years.
• He said judging AI on short-term progress badly misunderstands its scale and risks today.
• He said AI's social and geopolitical consequences can't be tested in advance before deployment.

Yuval Noah Harari warned that the world is badly misjudging the timescale of artificial intelligence ...