An ambiguous title, came in expecting this to be about someone quitting his job at Facebook. Which you absolutely should do if you work there. Facebook has an

An ambiguous title, came in expecting this to be about someone quitting his job at Facebook. Which you absolutely should do if you work there. Facebook has an obligation to its shareholders to maximize its profits, which (possibly) means its strategy of monopolizing everyone's social identity is a valid one (though hopefully it could be mitigated through anti-monopoly laws, see the recent trend in the EU). But no talented programmer has an obligation to help Facebook fulfill their strategy. If you care about freedom, don't help its opponents.