Excitement over futuristic artificial intelligence technologies, like OpenAI's ChatGPT chatbot, has already given way to fear of the risks they could pose.

On Monday, researcher Geoffrey Hinton, known as "The Godfather of AI," said he'd left his post at Google, citing concerns over potential threats from AI development. Google CEO Sundar Pichai talked last month about AI's "black box" problem, where even its developers don't always understand how the technology actually works.