yep.
THe first time I played through OFP, it was the European version without upgrades, so all of the vehicles and aircraft had to be controlled with a mouse and keyboard. Ugh. I need to play through again now that joysticks are incorporated. I really loved the infantry part of the game, but really didn't like the vehicle parts (aside from riding in them, and driving jeeps/trucks as infantry.) I just felt it took focus away from the really strong part of the game.
If the engine was a massive multiplayer, and players controlled helocopters/tanks/etc., then it would be awesome... what WWIIOL should've been