I wabt civ4 to be more customary and scn-friendly. For example, it should be possible to switch railroad movement to unlimited or to limited. To be able to choose the effect of eacg wonder. Like in civ2 Philosophy ment an additional tech given to the first one who discovered it. It should be possible to make as many techs as You want to give to as many civs as You want as many things as You want.
And stuff
And stuff