• JackGreenEarth
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    28 months ago

    Indeed, it can’t be a reference frame, as even if it’s not accelerated, it’s everywhere, so it doesn’t have a position or orientation.

    • @ulterno
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      18 months ago

      Not only that, it’s not even a single object. It’s just the name given to a group of radiation, which is ultimately just light going randomly here and there.