1. If copyright lasted 40 years, then C&H would still be under copyright, and the first 46 years of Mickey would be not; The first C&H strip is closer to today than it is to the first Mickey cartoon.
2. There is a difference between picking the rules and picking the preferred behavior under existing rules; if someone thought copyright should only last 20 years, then one reasonably believe both that C&H ought not be under copyright and respect Watterson's anti-merchandising point of view. Plenty of people who say that "Every billionaire is a policy failure" may also laud the donations of particularly philanthropic billionaires.
1. If copyright lasted 40 years, then C&H would still be under copyright, and the first 46 years of Mickey would be not; The first C&H strip is closer to today than it is to the first Mickey cartoon.
2. There is a difference between picking the rules and picking the preferred behavior under existing rules; if someone thought copyright should only last 20 years, then one reasonably believe both that C&H ought not be under copyright and respect Watterson's anti-merchandising point of view. Plenty of people who say that "Every billionaire is a policy failure" may also laud the donations of particularly philanthropic billionaires.