Well rating the players is never a ball of joy. Tweaking the numbers to get the desired results take time too because it's so random. Some of the the things I have found have been by complete accident, while others have taken days of testing. I am very thankful that I have 8 computers. That alone allows me to get alot of testing done in the small amounts of time I can set aside to do it. Even though it sucked buying 3 extra copies of the game