[quote:31njt8sa]Also remember, the more popular your application, the more likely expert crackers will give it a shot.
This. If you've made a commercial game that's popular enough to be widely pirated, you should consider it an honor. Crackers don't bother with unpopular software.
And if it gets to the point, you will be making plenty of money from all of the non-pirates who buy it, anyway.