AI is on the world’s mind. Is the UN the place to figure out what to do about it?

Just a few years ago, artificial intelligence got barely a mention at the U.N. General Assembly's convocation of world leaders. Industry heavy-hitters acknowledge guardrails are needed but want to protect the technology's envisioned benefits. Outsiders and even some insiders warn that there also are potentially catastrophic risks, and everyone says there's no time to lose.