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a brief and somewhat accurate history of
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how we stay
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connected let's see if an important
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message can be delivered by different
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means of communication such as the smoke
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signal the homing
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pigeon the Pony
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Express the semaphor
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flag the
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[Music]
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telegraph the
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telephone the
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radio
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[Music]
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email the
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smartphone
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[Music]
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last but not least Facebook like us on
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Facebook so we can stay
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connected