Well, the hardest in cross-platform has always been designing for different input / output devices (which usually fails, better stick to a single platform and d

Well, the hardest in cross-platform has always been designing for different input / output devices (which usually fails, better stick to a single platform and do it well). Another question : how, as a player, do you run a game like this offline, or run multiplayer when the game company servers have shut down ?