Sony Against Used Games?

Recently IGN reported that Sony patented a device that won't allow used games and maybe hardware to be used on 2 different consoles, PS4's maybe.
If you want to know more, go to IGN:

http://www.ign.com/videos/2013/01/03/playstation-conversation-playstation-vs-used-games-what-the-patent-means?utm_campaign=ign+main+twitter&utm_source=twitter&utm_medium=social