Meet the Bitcoin Fans Behind Offline Messenger goTenna

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Anyone who has been to a festival will know it’s a struggle to contact anyone using your phone.

With tens or hundreds of thousands of people trying to send texts or make calls, local networks are quickly flooded and become all but useless.

New York startup goTenna thinks it has the solution for situations like this: a small radio device that syncs with your phone and lets you send encrypted messages to other goTenna users within range.

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