Your nude pics on Facebook?

We have just uploaded this video of the recent Dubai Debates. It shows Al Arabiya TV presenter Mohammed Abu Obeid talking about his experience on Facebook - someone posted fake nude pictures of him that spread rapidly all over the Arab world: Protected content

We'd like to encourate discussion about the subject and ask you to share your own experiences!

Has anyone ever posted pictures of you on Facebook that you did not authorise? What are the dangers of social media? How reliable are information on Facebook and Twitter? Is it even possible to control what is being posted about you? Are social media taking your privacy hostage? Is it not scary that private information of Protected content people are in the hands of a single organisation controlled by a single person?