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Palantir provides AI tools to the U.S. military and allies. Its CEO, Alex Karp, has served in the role since 2004 and works out of a barn in New Hampshire.

CEOs can rest easy for now. AI's performance as the chief executive was impressive, but it wasn't good enough to replace a human, the researchers found.

"In my more than 30 years inside of public and private companies, I've never witnessed more negligence in my career."

An iPhone feature they didn't know they had may have saved their lives.