Social media use by businesses hobby, rather than social media containers such as Google+, Facebook, and Twitter. PR departments face significant challenges in dealing with viral negative sentiment directed at organizations or individuals on social media platforms (dubbed "sentimentitis"), which may be a reaction to an announcement or event. In a 2011 article, Jan H. Kietzmann, Kristopher Hermkens, Ian P. McCarthy and Bruno S. Silvestre describe the honeycomb relationship as "present[ing] a framework that defines social media by using "seven functional building blocks": identity, conversations, sharing, presence, relationships, reputation, and groups". Social media marketing becomes effective through a process called "building social authority". One of
Evan Williams (Internet entrepreneur) a website called EvHead.com, where he first began blogging about his personal thoughts. Evan Williams and Meg Hourihan co-founded Pyra Labs to make project management software. A note-taking feature spun off as Blogger, one of the first web applications for creating and managing weblogs. Williams coined the term "blogger" and was instrumental in the popularization of the term "blog". Pyra survived the departure of Hourihan and other employees, and later, was acquired by Google on February 13, 2003. In 2003, Williams was named to the MIT Technology Review TR100 as one of the top 100 innovators in the world under