S!
Flyby. Exactly my thoughts. You bail = game over. You might get rescued if over channel, POW if over England, slight possibility of escaping if over France depending on side you fly of course. Tons of parachutes will bring the system down.
Even those multiplayer flight sims like Aces High 2 get a dip in FPS if there is a lot of them. Some even used it as a way of making defence harder, dropped hundreds of paratroopers bringing the lag and FPS down to single digits. And this game can handle hundreds of players normally, but look at graphics. It all comes with a cost