Add a Steel Double Furnace called deel Furnace, which smelts iron ore directly to steel. Add a Double Furnace, which smelts iron ore directly to steel. Water Pumps can be placed on land. Underground pipes have a gap of 10 (base is 9) so they can go under 2 nuclear reactors or under 2 groups of 4 bus lines. Large power poles have a max distance of 36 (base 30). Power armor mk2, Fusion reactor and Shield mk2 do not require anithing linked to military science anymore.
Providing the player with new tools or adjusting the game interface, without fundamentally changing gameplay.