you are not playing "against" the simulator.
you are playing "with" a simulator.
the definition of game is "an activity that one engages in for amusement or fun." => it does not require win-conditions. i prefer games that allow me to be creative. having lose-conditions interferes with that.
the definition of game is "an activity that one engages in for amusement or fun." => it does not require win-conditions. i prefer games that allow me to be creative. having lose-conditions interferes with that.