Sure you can break Facebook up without destroying the Facebook.com social network. Facebook's dev tools and infrastructure (including Oculus) is spun off into a

Sure you can break Facebook up without destroying the Facebook.com social network. Facebook's dev tools and infrastructure (including Oculus) is spun off into a developer tools focused company. Facebook advertising is spun off into a separate "ad agency." Facebook.com can be this new ad agency's launch customer, but they're free to add their ads to other sites such as Twitter. Instagram and Whatsapp are spun off into separate entities.