How do you know that cancelling the amazon preorder , the roadtrip code will still be redeemable ? <| sep |> Already ? It ' s been done before and the current one has been going on for 6 weeks . <| sep |> These work by running as a separate program on your computer that watches your screen and sends mouse inputs based on what it sees . So to block it , Blizzard has to do one of three things stop you from having other programs on your computer that means no browser , no Spotify , no Shadowplay . basically turns your computer into a console . No thank you . stop your screen from displaying the game . Problematic for obvious reasons . stop your mouse inputs from being sent to the game . Also problematic for obvious reasons . Detection and banning is the only practical solution .