It was optical. The modern internet mostly goes over optical fiber. | Hacker News

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		tim333 5 days ago \| parent \| context \| favorite \| on: xAI joins SpaceX It was optical. The modern internet mostly goes over optical fiber.

littlestymaar 5 days ago [–]

Also, most networks work with non-binary signals.

So in a way, it was closer to the current internet than an electrical telegraph (it was farther in other ways though).

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