Whilst many people thought that the world of social media may merely be a fad, its importance and relevance in society today is undeniable. A day does not pass without hearing some mention of Facebook or Twitter, whether it is on the news or from a friend or colleague. In only six years the site has gained more than 500 million active users worldwide. Twitter receives on average 90 millions tweets per day. And the popularity of these sites is far from dissipating; in March 2010 Facebook overtook Google in winning top place for time spent on the website by users. However, the question remains are these sites nothing more than