This is a closed question (asks for yes/no answer). Better to ask open-ended questions, like "What inspiration did you get from Dune?" or "What other books did you enjoy after reading Dune?" etc.
Open-ended question lead to more curiosity and interesting conversation.
The ban on thinking machines seems like something that's particularly relevant in the age of AI. Will we reach that stage as well (post WW3, perhaps?) or will AI be benevolent and benefit society?