Social software refers to software that enables collaboration and connection through computer-mediated communication. Examples include social networking sites like MySpace and Facebook, as well as sites for sharing videos, photos, presentations and online diaries. While social software started gaining popularity in 2006, concerns were raised about issues like online predators, explicit content and risks to privacy. However, social networking also has benefits for connecting with others and accessing knowledge. The growth of sites like Facebook and MySpace shows that social networking continues to increase in popularity and influence.