I thought it was very interesting that a court ruled that the cable ownership caps, set in 1993, were invalid, allowing Comcast to grow larger. This ruling challenges all laws that have sought to control further media consolidation, including radio ownership caps.
http://www.washingtonpost.com/wp-dyn/content/article/2009/08/28/AR2009082803271.html
http://www.washingtonpost.com/wp-dyn/content/article/2009/08/28/AR2009082803271.html