Profile feature about the small but dedicated band of computer scientists and others in Silicon Valley who say humanity is about to make an extinction-level mistake by creating an AI superintelligence.
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Martin Kaste is a correspondent on NPR's National Desk. He covers law enforcement and privacy. He has been focused on police and use of force since before the 2014 protests in Ferguson, and that coverage led to the creation of NPR's Criminal Justice Collaborative.
