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" There were whole habitats where people had had their higher brain functions disengaged, so that they could live like sheep under the care of machines. In others, they’d had their minds implanted into monkeys or dolphins: lost in intricate arboreal power struggles or sorrowful sonar fantasies. Elsewhere, groups of scientists who’d had their minds reshaped by Pattern Jugglers plunged deep into the metastructure of spacetime, concocting elaborate experiments which tinkered with the very fundamentals of existence. One day, it was said, they’d discover a technique for faster-than-light propulsion, passing the secret to their allies who would install the necessary gadgetry in their habitats. The first anyone else would know about it would be when half the Glitter Band suddenly winked out of existence. The Glitter Band, in short, was a place where a reasonably curious human being could easily squander half a lifetime. But I didn’t think Reivich would spend much time there before making his way down to Yellowstone’s surface. He would want to lose himself in Chasm City as quickly as possible. Either way, I wouldn’t be far behind him. Still "
― Alastair Reynolds , Chasm City