beware the surprise 18% grade cooldown. | Hacker News

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		hprotagonist on Dec 19, 2020 \| parent \| context \| favorite \| on: Great American Rail Trail beware the surprise 18% grade cooldown.

DenisM on Dec 19, 2020 [–]

What is that?

hprotagonist on Dec 20, 2020 | [–]

when the last hill before the house is unexpectedly real damn steep.

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