You’ve read all of your free items this month. To register, get added benefits and unlimited access to articles, Become a Member. Already a Member? Sign in. Advertising Age Article Abstract Why Warner's Movie Test on Facebook Is Such Serious Business It Won't Destroy Netflix or iTunes, but It Will Change the Media Landscape By Michael Learmonth, Published on March 11, 2011 4 Want more Access, Content & Connections? Upgrade to Membership. We are glad you are enjoying Advertising Age. To get uninterrupted access and additional benefits, become a member today. Register Now Already a member? Log in.