I agree with this, but here's the question I haven't seen answered. It seems thesis and others want to make their themes non-gpl so they have recourse if someo

I agree with this, but here's the question I haven't seen answered. It seems thesis and others want to make their themes non-gpl so they have recourse if someone redistributes it illegally. The question is: "How many people have they ACTUALLY taken recourse against?"