> It is entirely possible for existing AI tools to introduce you to a perspective on something that is neither new or unique to the world, but which IS new to you. Whether what represents is a wholly unique perspective or not is kinda irrelevant, so long as it's unique to you.

True, but then the but then the question becomes why you bought a book instead of just asking AI yourself and getting a personalized version.

Buying an AI-generated book just puts an intermediary between you and the AI.