Facebook pokes fun at Princeton University over controversial social media study . The study suggested Facebook could lose 80 % of its users by 2017 . Based on our robust scientific analysis , future generations will only be able to imagine this now-rubble institution that once walked this earth , '' he added . Facebook : Research shows Facebook will run out of students by 2021 . Observer : ` ` You come at the king of social media , you best not . ''
Facebook pokes fun at Princeton University over controversial social media study . The study suggested Facebook could lose 80 % of its users by 2017 . Facebook : Research shows Facebook will run out of students by 2021 . Observer : ` ` You come at the king of social media , you best not . ''