C:S is great if you want to plan a city, but its simulation elements are sorely lacking. I'd love to see the original design doc for SC2013 (fully agent-based,

C:S is great if you want to plan a city, but its simulation elements are sorely lacking. I'd love to see the original design doc for SC2013 (fully agent-based, with histories) get made; that'd probably be the best you can get for a simulation engine.