Makes you wonder why someone in the studios hasn't sat down and gone "There's nearly 10 million people paying $15 a month to get hold of movies, we could charge $20 and it's legal and get even more people and we'd be filthy rich", but entrenched behaviour is tricky to shift.
I don't bother with it now, it gets to a point where you're trying to manage data in the terabytes and it's just more of a pain than it's worth.