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The Boston Globe

Business

Tech Lab

Vine offers an easy entry into social video apps

It took just six seconds to turn me into a social video fan.

Six seconds is the time it takes to shoot a video using a marvelous new smartphone app called Vine. Released late last month by social networking titan Twitter, Vine is already one of the 100 most popular free apps for the ­iPhone, probably because it makes sharing a video almost as simple as transmitting a tweet.

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