Given that the legal system's unlikely to change, as long as IP lobbyists pay off politicians, I'd like to see Anonymous take on the project of compiling the personal details of these parasites.
Oh, well, if we won't be hurting them forever, that's fine then.
When we're talking about independent outlaw actors, as opposed to the law and justice that you invoke in your response, then no, I don't think it's too high a standard.
Mostly, but not absolutely. Unnecessarily exposing the existence and whereabouts of someone's kids for what amounts to little more than vandalism and tagging, yes.