Social Media Infographic: How airlines are using Twitter to communicate Delta Airlines is No. 1 in the listening and responding categories, says this infographic. Is that a good thing or a bad thing? By Michael SebastianSept. 12, 2011 SHARE Ragan Insider Premium Content Not sure if that’s a good thing or a bad thing—depends on what the customers are saying and how Delta is responding to them. Here’s the infographic: 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.