ChatGPT was treated like the 'second coming of the messiah' and its impact was a big surprise, says Meta's AI chief

• Meta's chief scientist says the impact of ChatGPT was a surprise.
• Yann LeCun told Forbes the bot was treated like the "second coming of the messiah."
• ChatGPT's popularity sparked an AI arms race between big tech companies, including Meta.

It's been a year since OpenAI launched ChatGPT and people are still marveling at the chatbot's popularity.