Stop comparing it to other things, especially cars. They are COMPLETELY different circumstances. The fact that you don't download software for a car should make the completely obvious.
Christwagons, this makes me lose faith in people, truly..
Look, its as simple as this.. When you MOD a console, you open up the ability for you to PIRATE software. Companies dont like thiefs, and i'm sure nobody would like to have something they own/made stolen.
Question for you, when you "buy windows" do you think you own windows? And now kids, no using google.