A Silicon Valley insider has gone on the record and admitted that the world's elite are buying up huge amounts of land and building underground bunkers in order to hide away from the general public. According to former Facebook product manager Antonio Garcia Martínez, the wealthy elite have set-up private groups on the social media giant in order to discuss the "pressing needs of the super rich," including where to buy private planes and "how to buy a bunch of land then put it in a trust so people don't realize you're amassing a compound and you can maintain your privacy." Infowars.com reports: Martínez, author of an upcoming book about Silicon Valley, says that the higher ups at Facebook "have no sense of right or wrong" and act like 'gangsters'. "These companies are temples to the founders' egos. You don't even have that level of self worship on Wall Street," he added. It was recently revealed that Facebook CEO Mark Zuckerberg is building a 6 foot wall around his $100 million