It’s not explicit error returns any more than C code with all those larger than 0 checks. You will leave it out or get angry at the line noise and will miss(han

It’s not explicit error returns any more than C code with all those larger than 0 checks. You will leave it out or get angry at the line noise and will miss(handle) an important error case and will have a bad program and you won’t know about that until it’s too late. A loud exception is way better.