The net altitude change is the same for all routes between two points. | Hacker News

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sokoloff on Jan 28, 2023 | parent | context | favorite | on: What is Google doing with its open source teams?

The net altitude change is the same for all routes between two points.

shawabawa3 on Jan 28, 2023 [–]

Even with a car with regenerative breaking, going up then down is less efficient than staying flat/just down

In the extreme case, one route might take no fuel at all vs one that climbs a mountain before dropping

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