An auditor is faced with a massive system of data collection that no one person in the world could possibly understand without having written it themselves. The

An auditor is faced with a massive system of data collection that no one person in the world could possibly understand without having written it themselves. They can only go by the information the company gives them, which is obviously not trustworthy. I'm not saying that Facebook has done anything wrong, but if they had, an external audit wouldn't have a hope of finding it.