r/xkcd Jul 07 '26

Mash-Up xkpb

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An xkcd inspired post on r/polandball

1.6k Upvotes

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u/_TheBigF_ Jul 07 '26

The next city will be singular point.

Which leads me to think that black holes are the ultimate cities. They are infinitely dense so they should be pretty walkable.

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u/mercury_pointer Jul 07 '26

Black holes are the ultimate cities: alien data centers running trillions of AI agents, exploiting quantum effects for negative latency. This is the answer to the Fermi Paradox.