This Nov. 19 screenshot shows the cover photo of an unofficial Marine group on Facebook called Just the Tip, of the Spear. The group and those like it have been accused of promoting sexism and of acting as a forum for hate speech. Just the Tip, of the Spear - 21/Facebook hide caption

itoggle caption Just the Tip, of the Spear - 21/Facebook

Facebook CEO Mark Zuckerberg speaks to students at Sequoia High School in Redwood City, Calif. His company released a new, simpler privacy policy Thursday, but it does not make any big changes to how much data the company collects from users. Alex Washburn/AP hide caption

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A technician opens a vessel containing women's frozen egg cells in April 2011 in Amsterdam. AFP/Getty Images hide caption

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San Francisco City Supervisor David Campos (right) walks with drag queen Sister Roma to a news conference on Sept. 17 about a Facebook policy that requires people to use their "real" names on their profiles. The site said Wednesday it will modify how the policy is enforced. Eric Risberg/AP hide caption

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Ello is a new, invitation-only social network that aims to thrive and survive on a business model that does not include selling user data or advertising. Ello.co hide caption

itoggle caption Ello.co

Drag queens Lil Miss Hot Mess (left) and Sister Roma join other activists for a news conference at San Francisco City Hall on Sept. 17 to speak out against Facebook's rule on using legal names for profiles. Eric Risberg/AP hide caption

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An Aymara woman prepares to take part in a pageant in La Paz, Bolivia, in 2013. Jaqi-Aru, a community of volunteers is working on translating the Facebook interface in the indigenous language of Aymara. Juan Karita/AP hide caption

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Facebook CEO Mark Zuckerberg speaks at a developer conference in April. His company was unliked this week for manipulating users' news feeds to test their emotions. Ben Margot/AP hide caption

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Facebook chief operating officer Sheryl Sandberg addresses an interactive session organized by the women's wing of the Federation of Indian Chambers of Commerce and Industry (FICCI) in New Delhi on Wednesday. Chandan Khanna /AFP/Getty Images hide caption

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The Supreme Court will look at a case in its upcoming session dealing with what constitutes a "true threat" on Facebook. iStockphoto hide caption

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Facebook says that starting soon, ad targeting will "include information from some of the websites and apps you use," making ads more relevant to users' interests. iStockphoto hide caption

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Mark Zuckerberg kicks off the annual Facebook developers conference in San Francisco on Wednesday. Justin Sullivan/Getty Images hide caption

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Are we in a tech bubble about to burst? Facebook bought WhatsApp for $19 billion earlier this year. WhatsApp CEO Jan Koum speaks during a conference at the Mobile World Congress 2014 in Spain. David Ramos/Getty Images hide caption

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