GPT is not understanding language we have many examples that show that. It has some other qualities that make it good at interacting with humans using language

GPT is not understanding language we have many examples that show that. It has some other qualities that make it good at interacting with humans using language, but it is never "understanding". That's one part of the points they make in the book. One of the authors made a video recently about exactly your point https://m.youtube.com/watch?v=s6DA4EcsLm8 https://m.youtube.com/watch?v=s6DA4EcsLm8 This may be easier for you to grasp than the book that require careful reading (and understanding) of the introduction part where they define their premises.