One of the most important AI scientists in Big Tech wants to scrap the current approach to building human-level AI. What we need, Yann LeCun has indicated, are not large language models, but “world models.”

LeCun, chief AI scientist of “fundamental AI research” at Meta, is expected to resign from Meta soon according to multiple reports from credible outlets. LeCun is a 65-year-old elder statesman in the world of AI science, and he has had seemingly limitless resources at his disposal working as the big AI brain at one of the world’s largest tech companies.

Why is he leaving a company that’s been spending lavishly, poaching the most highly-skilled AI experts from other firms, and, according to a July blog post by CEO Mark Zuckerburg, making such astonishing leaps in-house that sup

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