Personal laser defense is now affected by laser turret upgrades. Compared to vanilla it starts off a lot weaker but becomes stronger with research.
Mods introducing new content into the game.
New ways to deal with enemies, be it attack or defense.
Someone thinks they can apply common sense to the Factorio damage model? It's way too weird for that.
The current damage kind-of works with the extra Rampage enemies anyway. Late-game you can just spam defence/offense bots.