Taking down private servers does not cost Jagex anywhere near millions of dollars, for the idiots who keep saying that, stop.
Secondly, just because your some broke kid doesn't mean you can't get sued or that they can only sue you for what you have. It's called parents or legal guardians and then after that it's called debt.
So just because you might only have $5 doesn't mean Jagex can only sue you for $5. I'm trying to put that in the simpliest words possible, do you understand it now? Good.