History Made Of

Ancient Name Khufu's Horizon Type True Pyramid Height 146.5 metres (481 ft), ancient 138.8 metres (455 ft), contemporary Base 230.4 metres (756 ft)

Impact Media impact In April 2011, Facebook launched a new portal for marketers and creative agencies to help them develop brand promotions on Facebook. [254]  The company began its push by inviting a select group of British advertising leaders to meet Facebook's top executives at an "influencers' summit" in February 2010. Facebook has now been involved in campaigns for  True Blood ,  American Idol , and  Top Gear . [255]  News and media outlets such as the Washington Post, [256]  Financial Times [257]  and ABC News [258]  have used aggregated Facebook fan data to create various infographics and charts to accompany their articles. In 2012, the beauty pageant  Miss Sri Lanka Online  was run exclusively using Facebook. [259] Social impact Main articles:  Social networking service#Social impact  and  Social impact of the Internet#Social networking and entertainment Facebook has affected the social life and activity of people in various ways. With its availabi

Criticisms and controversies Main article:  Criticism of Facebook On August 19, 2013, Facebook's  guest service  treatment was widely decried. That day, it was reported that a Facebook user from  Palestine  Khalil Shreateh had found a  bug  that allowed him to post material to other users' Facebook Walls. Users aren't supposed to have the ability to post material to the Facebook Walls of other users unless they're approved friends with those users that they have posted material to. To prove that he was telling the truth, Shreateh posted material to Sarah Goodin's wall, a friend of Facebook CEO Mark Zuckerberg. Following this, Shreateh contacted Facebook's security team with the proof that his bug was real, explaining in detail what was going on. Facebook has a bounty program in which it compensates people a 500+ fee for reporting bugs instead of using them to their advantage or selling them on the black market. However, it was reported that instead of fixi

Reception According to  comScore , Facebook is the leading social networking site based on monthly unique visitors, having overtaken main competitor MySpace in April 2008. [185]  ComScore reports that Facebook attracted 130 million unique visitors in May 2010, an increase of 8.6 million people. [186]  According to  Alexa , the website's ranking among all websites increased from 60th to 7th in worldwide traffic, from September 2006 to September 2007, and is currently 2nd. [187]   Quantcast  ranks the website 2nd in the U.S. in traffic, [188]  and  Compete.com  ranks it 2nd in the U.S. [189]  The website is the most popular for uploading photos, with 50 billion uploaded cumulatively. [190]  In 2010,  Sophos 's "Security Threat Report 2010" polled over 500 firms, 60% of which responded that they believed that Facebook was the social network that posed the biggest threat to security, well ahead of MySpace, Twitter, and  LinkedIn . [176] Facebook is the most popular