Up always points toward the cylinder’s axis. Buildings and terrain are solid on foot; deep water becomes swimming. Flight is an unrestricted exploration mode. This is an imagined habitat, not an orbital-physics simulation.

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An experiment by San Kala, made with Astra. It began with a view I wanted to see: standing inside an O’Neill cylinder, with the world overhead. Later I wrote a poem set in a place like this: Nobody Owes Anything Now.

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