The auto-self-destruct DRM isn't the textbook, it's the mandatory online quizzes provided by the publishers that require an active login. If you don't pay ~$60+

The auto-self-destruct DRM isn't the textbook, it's the mandatory online quizzes provided by the publishers that require an active login. If you don't pay ~$60+ for the login, which only lasts a semester, you can't take the quizzes. If you can't take the quizzes, you fail the class.