Actually it's a good question and would be a beneficial addition to the sim, far from being in the same league as antartica-based UFOs or other fantasy scenarios.
After all he didn't demand a chopper on release, he just asked if it's possible to some day have choppers in the simulator's engine which, judging from the long-confirmed knowledge of an upcoming Korean war add-on, is something that would be useful in the context of it.
New mission builder triggers + cessna o-1 birddogs + skyraider + helicopters = awesome pilot rescue missions in multiplayer