Social media

Social media describes websites that allow users to share content, media, etc. Common examples are the popular social networking sites like Friendster, Facebook, MySpace, etc. Social media also includes YouTube, Photobucket, Flickr, and other sites aimed at photo and video sharing. News aggregation and online reference sources, examples of which are Digg and Wikipedia, are also counted in the social media bucket. Micro-blogging sites such as twitter can also be included as social media.

• News Corporation owns Myspace, the most-viewed website in the world. It also purchased Photobucket, a photo-sharing website.
• Yahoo! (YHOOhas been making moves to enter the social media segment. Its Flickr photo-sharing website and 360 social networking site are examples of this.
• Google (GOOd) purchased YouTube, a leading online video sharing website.
• Microsoft (MSFT) announced a minority $240 million investment in Facebook in late October, valuing the company at an estimated $5 to $15 billion overall.
• AOL announced on March 2008 the $850 million purchase of Bebo. At the time, Bebo was the third largest social networking site behind MySpace and Facebook in terms of page views and unique monthly visitors, both key metrics for online advertising

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