It is an excuse. It's an argument from authority. Well, he's the chief, so...It’s not an excuse. God knows what you are and what you aren’t.
And yet he seems reluctant to do so in the modern age. Almost like the Greek gods who disappeared as knowledge about the world increased. God destroys people in the OT. But he lets Kim live in comfort.God doesn’t need anyone’s permission to destroy the wicked. It’s the wicked who accuse God when he acts against them.