Maybe I’m arguing semantics, but my point is “need” seems a little subjective here. You can write insecure/unsafe/unreliable code and it’ll still run and compil

Maybe I’m arguing semantics, but my point is “need” seems a little subjective here. You can write insecure/unsafe/unreliable code and it’ll still run and compile just fine. You probably don’t want to, but you don’t “need” every program to be safe.