Here's what Greg Vederman, PC Gamer editor-in-chief, experienced:
[...] StarForce, is notorious for not only making it difficult for a small percentage of legitimate users to load up StarForce-protected games, but also for leaving potentially problem-causing StarForce software behind on your PC, even after you've deleted the game it was protecting. And this isn't just some story that I've read about online or in emails from readers. No, it happened to me.