This: http://www.npr.org/assets/news/2010/05/17/concern.pdf http://www.npr.org/assets/news/2010/05/17/concern.pdf Plus this: "Having both technologies is import

This: http://www.npr.org/assets/news/2010/05/17/concern.pdf http://www.npr.org/assets/news/2010/05/17/concern.pdf Plus this: "Having both technologies is important to create competition" I know I'm opting out.