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November 30, 2025
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Public Timelines
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jan 1, 1973 - Danny Cohen Pioneers Network Voice Protocol

Description:

Danny Cohen was the first to implement “packet video” and “packet voice” (Network Voice Protocol) when he adapted the visual flight simulator to run over the ARPANET in 1973. It was the first application of packet switching to real-time applications.

Added to timeline:

Date:

jan 1, 1973
Now
~ 52 years ago