The mockery of the Bible writers isn't so much the best that critics can do - there is much better criticism that can be leveled against the Bible and its authors here on JWN and in libraries and websites around the world.
We mock because it's fun and because it tweaks the self-righteous and gullible followers of an ancient book.
As for how advanced they were, LMAO. They knew some things and imagined a LOT of things. They were primitive.