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Can anyone remember a time before Facebook? The ubiquitous social network has half a billion members and counting, and it's become the way to share photos, updates and videos with family and friends. But if you haven't ventured in yet, it can feel like the Facebook phenomenon is passing you by. Well, I'm going back to basics and starting from the beginning, so we can break this social media juggernaut down step-by-step. And if you like this video, check out the rest of the Socially Connected series I host for eHow.