It's really critical that you don't have to litter every single function call and conditional in your code with "if network error." There's plenty of "one in a

It's really critical that you don't have to litter every single function call and conditional in your code with "if network error." There's plenty of "one in a million" corner cases beyond network errors that an industrial strength program needs to handle. Exceptions let you put a single error handler higher up in the stack for the one in a million errors, like network errors.