Sure, but still, if you ask GPT/person "What are the best books about teaching dogs to sit?" you'd still look up each book individually, read reviews and figure

Sure, but still, if you ask GPT/person "What are the best books about teaching dogs to sit?" you'd still look up each book individually, read reviews and figure out if they really are worth the time reading, before starting to purchasing the books. And you'd find out if the book exists or not as soon as you search. So even if the "quality" is different, the way to verify the information is the same.