What Facebook really knows about you. "What's on your mind?" It's the friendly Facebook question which lets you share how you're feeling. It's also the question that unlocks the details of your life and helps turn your thoughts into profits. Facebook has the ability to track much of your browsing history, even when you're not logged on, and even if you aren't a member of the social network at all. This is one of the methods used to deliver targeted advertising and 'news' to your Facebook feed. T...Les mer

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