Social Media Coca-Cola unveils a ‘social media guard’ It’s a cone people can wear around their heads to block smartphones from their view, and it’s (probably) a joke. By Kevin Allen@kevin_j_allenFeb. 24, 2014 SHARE Ragan Insider Premium Content To read the full story, log in. Become a Ragan Insider member to read this article and all other archived content. Sign up today Already a member? Log in here. Learn more about Ragan Insider.