According to the abstract of the paper [1] summarised in the linked article, "Children learn language more easily than adults, though when and why this ability

According to the abstract of the paper [1] summarised in the linked article, "Children learn language more easily than adults, though when and why this ability declines have been obscure ... [the evidence supports] the existence of a sharply-defined critical period for language acquisition." The paper was published in a leading cognitive science journal, and your claim that it is well-known among linguists that children are no better at language acquisition after controlling for learning time is not consistent with what I remember from my undergraduate linguistics studies. Can you provide a citation or clarify your claim? [1] https://www.sciencedirect.com/science/article/pii/S0010027718300994 https://www.sciencedirect.com/science/article/pii/S001002771...