this post was submitted on 29 Aug 2023
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xkcd

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xkcd #2821: Path Minimization (startrek.website)
submitted 2 years ago* (last edited 2 years ago) by The_Picard_Maneuver@startrek.website to c/xkcd@lemmy.world
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Link to comic: https://xkcd.com/2821/

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[–] Gladaed@feddit.de 1 points 2 years ago

It's to do with light paths and diffraction. The time maximising path still hast to be a valid path.