Isn't that the case for movies as well? I can see the production cost of a fantasy genre book being high with every new book but textbooks not that much. Maxim

Isn't that the case for movies as well? I can see the production cost of a fantasy genre book being high with every new book but textbooks not that much. Maximum you're asking some TAs to review your book and paying them with a thank you note on the first few pages of the book. And to put more perspective into this conversation right now Disney+ subscription costs $79 per year, O'Reilly subscription is $499.