> There are good reasons to change undocumented behaviors with each release just to discourage dependence on them. E.g., change hash functions. People will squa

> There are good reasons to change undocumented behaviors with each release just to discourage dependence on them. E.g., change hash functions. People will squawk, but will be better off. How is that not paying attention to Hyrum's Law, something you just told us to not do? Hyrum's Law explicitly does not say to never change undocumented behaviors, and what you propose is a reaction to the observation in it.