http://bugs.winehq.org/show_bug.cgi?id=19202
--- Comment #23 from Anton Vorobyov phoenix@mail.ru 2009-08-09 12:57:18 --- Btw i'm not a dev, just a user like you.
Gonna check it on my Vista machine tomorrow - IIRC it not just caps your framerate, it also reduces game graphics response time by noticeable amount of time, making game neraly unplayable for me as an interceptor pilot.