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pierrekrahn t1_j6jnfr8 wrote on January 30, 2023 at 8:22 PM

Reply to comment by JerseyWiseguy in ELI5: Why aren’t all roads just.. straight? by koobtooboob

Also, more basically, the globe is a sphere. It's impossible to have all straight lights in a ball. They would be unnecessarily close at one part and unreasonably far at another part.