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pmiller2
on Nov 15, 2020
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The Overnight Business Boom That Took a Century
There were working prototypes of video phones in the 1930's, and the first videoconferencing service started in 1970. [0] Your perspective is colored by the fact that "video calls" now take place in front of a computer, I think.
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[0]:
https://en.wikipedia.org/wiki/History_of_videotelephony
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[0]: https://en.wikipedia.org/wiki/History_of_videotelephony