Face book

Facebook, popular Internet social networking world, has announced that its total users reached 500 million.

Facebook in 2004 was launched. Mark Zvkrbrg, the young founder of the company, within a few years one of America has become billionaires.

Facebook Wednesday (July 21) announced that over the past six months, another 100 million members have joined this website and the total users of the 400 million people has reached 500 million.

Mark Zvkrbrg recently predicted that users of this website in the future borders of a billion people pass time.

Facebook rivals over the years or have been out-competed or their popularity has declined.

For example, MySpace site, once one of the major online social networks were already 65 million members.

Facebook within six years, most online social networks has become

However, the trend emerged as the most important Facebook online social network free from controversy and criticism is not.

One problem facing Facebook, Mqrratsh on the "privacy" of users that its critics are complex and poorly evaluated.

Facebook announced in May 2010 that major changes, controlling for this section is easier for users.

The main criticism of Facebook was that many users automatically unwanted personal information and photos on sight those who are putting in with the Facebook "friends" are not(BBC 21 JULY 2010)