Or maybe that already happened decades ago with the Internet and search engines.
To offer a competing hypothesis: LLMs are merely augmenting or replacing other routes that people may take to acquire facile knowledge. In addition, the fundamental way those tools operate limits them to imparting facile knowledge.
Plus, from my experience, the more obscure topics, which are not easy to google, also tend to suffer the most from hallucinations when using LLMs. The topics which ChatGPT can explain perfectly usually have well-written explanations at the top of search results too.