today comcast sent me a letter saying that i downloaded Call od duty odern warfare 2 and all this other crapso my question is how can i stop them from finding oout what i download ( like change my ip adress or something) and if you are one of thes ******* that say just dont download but the game well im just a kid and im not giveing up downloading games and mmovies i download alot of stuff, so what do i have to do to stop them from finding out what i downloading???