https://www.cnbc.com/2018/06/09/new-york-times-digital-mark-zuckerberg-elon-musk-and-the-feud-over-killer-robots.html

Mark Zuckerberg thought his fellow Silicon Valley billionaire Elon Musk was behaving like an alarmist.

Mr. Musk, the entrepreneur behind SpaceX and the electric-car maker Tesla, had taken it upon himself to warn the world that artificial intelligence was “potentially more dangerous than nukes” in television interviews and on social media.