Usually you wanted to pile books up because they contain distilled, clean, deep and verified information because in the majority of the cases published information stays true for decades or centuries with just small adjustments from time to time
Its probably incorrect to compare llm to books and considering one in favor of another
It could be a super cool offline-first swap for the majority of your google queries like “how many continents are there”, “what is the time in Sydney right now” etc, those question-answers pairs should have its own term