openCU
On the Internet, nobody knows you're a dog

Steve Deering the inventor of IP Multicast said in the 80th: Multicasting is the technology that allows large video teleconferences, if there is not support for multicasting,then a separate copy of the video must be sent to each person. So large-scale video teleconferencing isn't very feasible until multicast is more widely available. Source : InterView
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how could we change the communication paradigm ?
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