It would be a bad convention for a map to use valleys to represent mountains. | Hacker News

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		kazinator on June 22, 2024 \| parent \| context \| favorite \| on: Why does current flow the opposite way from the el... It would be a bad convention for a map to use valleys to represent mountains.

coldtea on June 23, 2024 [–]

If that just a nominal change, such as just switching the color convention it uses for montains vs valleys, then it would be fine.

And that's the case with positive/negative.

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