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A comment on QuakeJS – A Quake Port to JavaScript with Emscripten. Parent comment

Re:QuakeJS – A Quake Port to JavaScript with Emscripten by mypalmike on Monday April 06, 2020 @08:13PM (#22799199)
UDP was never "needed". It's been used in real-time applications because there are latency benefits to datagram protocols.

And browsers can indeed use UDP. WebRTC data channels are SCTP over DTLS, which is UDP based.

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