Spot on. Part of it is wanting errors-as-values without knowing what that is (which is good and contains a kernel of real insight), and part of it is assuming t

Spot on. Part of it is wanting errors-as-values without knowing what that is (which is good and contains a kernel of real insight), and part of it is assuming that error handling can be a negligible fraction of the work (which is the opposite of the truth and can only be achieved by doing a poor job of it.)