The U.S. Court of Appeals for the Fourth Circuit is currently reviewing BMG Rights Management (US) LLC v. Cox Communications, Inc., an appeal of a decision in a copyright infringement lawsuit. The case has been monitored closely by copyright attorneys and ISPs. Its outcome could have major ramifications on the fight against online piracy and the duty of ISPs to act as copyright police for the content industry. This blog post summarizes the lower court’s summary judgment decision which stripped Cox Communications of its DMCA safe harbor defense.