"For years, many linguists have believed that learning language is impossible without a built-in grammar template. The new AI models prove otherwise. They demonstrate that the ability to produce grammatical language can be learned from linguistic experience alone. Likewise, we suggest that children do not need an innate grammar to learn language."
https://theconversation.com/ai-is-changing-scientists-understanding-of-language-learning-and-raising-questions-about-an-innate-grammar-190594