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 Is Social Media Spoiling the Super Bowl Ad Surprise? As Advertisers Seek More Bang for Their $4 Million With Twitter and YouTube, They Compromise the Surprise -- and Risk Blending in By Brian Steinberg, Published on January 14, 2013 6 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. Become a Member Already a member? Log in.