Comments by "Lawrence D’Oliveiro" (@lawrencedoliveiro9104) on "How Did NASA Lose a Mars Space Probe Because of Maths?" video.

  1. A “nautical mile” is no longer defined in terms of latitude/longitude angles, since that was never very accurate. Since about 1976, it has been defined as exactly 1852 metres. See--everything comes back to SI units!
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  2. Some countries do this already.
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