And said Mark let there be light, and there was light. Besides for China and the former Soviet Union. But they still have Qzone (200.000.000+ users) and Vkontakte (100.000.000+ users), small torch lights compared to the Facebook sun (500.000.000+ users). However, if we believe the official facebook notes this is what interns like Paul Butler do while working with the data infrastructure engineering team: visualizing friendships! Click on the picture to get a high resolution image of this impressing world map (3.8 MB).