Have you read the article? Towards the end it specifically addresses the comment you just made.
Edit: spelling
That's exactly what I said. Take a harder look and you'll notice that "international ratings systems" is plural.
@ShaunCameron
Ratings systems that aren't the ESRB. As in, places not within the USA. Like the rest of the world.
International ratings systems have been implemented across games for years. The PS3 does this and remains region-free without any problems.
Whoo!
I dunno, being called a c*** online hurts about as much as it does in real life I reckon. Vitriol is vitriol.
But you keep fighting the good fight.