Ooooooh! Gonna go rotorhead on us, eh? ;)
Best link between groundforces and airforces. Say, between real soldiers and fake ones.
Yeah, 'ya just can't beat open architecture. Man, those sims stay alive forever. They are still coming out with mods and addons for some of the oldest flight sims I have! :)
But with EE, it was more the source code that makes it stay alive.