> Further, there's no trade-offs: Iron swords are better than bronze, and never you mind that common iron is worse than bronze; unless you have truly outstanding Damascus steel, you're using sponge iron at best.
In civ 4, there was a tradeoff, bronze enabled ax warriors while iron enabled swordsman. Ax warriors were weaker than swordsman, but they received a bonus again melee units, ensuring they'd win a battle against swordsman.
In civ 4, there was a tradeoff, bronze enabled ax warriors while iron enabled swordsman. Ax warriors were weaker than swordsman, but they received a bonus again melee units, ensuring they'd win a battle against swordsman.