SpaceX latency claims are based on the speed of light. Low earth orbit has only slightly longer line-of-sight distances between locations than the earth's surfa

SpaceX latency claims are based on the speed of light. Low earth orbit has only slightly longer line-of-sight distances between locations than the earth's surface, and: - The speed of light is ~50% higher in vacuum than in fiber[1] - Fiber on the ground doesn't follow straight lines [1] https://www.quora.com/What-is-precisely-the-speed-of-light-in-fiber-optics https://www.quora.com/What-is-precisely-the-speed-of-light-i...