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Google+ plans to let users of the social network broadcast video to circles of friends. Your move, Facebook. Google today ramped up its social network Google+ by opening invites to the public and adding a slew of new mobile features.

A Tibetan advocacy group recently held the world's first video press conference via Google+ Hangouts. While the goal might have been to get attention from techies and journalists, it also gave us a glimpse into the future of video conferencing. A Tibetan advocacy group held what appeared to be the world's first Google+ -powered video press conference this past Friday.

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 .