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Does Twitter's Activity and Facebook's Ticker give you anything you really need to know? Not really. But maybe that's not so bad

Suddenly, video chat is basically inescapable, if not always necessary. Very soon, "I don't have a camera" won't fly, and some of us will have to actually stay seated during conference calls. A few days ago, Facebook broke its text-and-photo format wide open and launched instant Skype video calling for Facebook friends .