Social Media 9 things that social media has made obsolete It wasn’t that long ago that disposable cameras and the phone book were necessary resources for life. Now, we’ve got Instagram and Yelp—and they fit in our pockets. By John KultgenMarch 10, 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.