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Comment by drob518

8 days ago

Depends how pervasive OC3 would have gotten. A 1080p video stream is only about 7 Mbps today.

You only have to bundle about 110 ISDN channels to transfer that (four E1 or five T1 trunk lines).

  • Right, but point is, assume the "backbone" never got fast enough to have a million subscribers all doing that at once.

    I remember a subscriber T1 costing 4 figures per month, and I don't think it's because the copper pairs themselves were any different. (They weren't. As long as they didn't have bridge-taps, it was just plain old pairs. The repeaters every few kilofeet were not that expensive either.)

    I remember the early-90s internet guidance that idle traffic like keepalive pings was discouraged, especially if you were sending traffic overseas, because it cluttered up the backbone links with packets that weren't actually valuable, and that was rude / abusive. Presumably edge CDNs would've still happened (or, ISPs providing Usenet servers basically did a lot of that already), but you simply wouldn't be doing video over the internet at large because the bandwidth charges would kill you.

    • You would still have video happening, but it would not be the type we have today (streaming arbitrary full-length movies from a nearly infinite catalog and YouTube). It would be used for big events and things like that. We might still have gotten podcasting, though.

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