This distortion altered the law of causality; Schwarzschild deduced that if a hypothetical traveller were capable of surviving a journey through this rarefied zone, he would receive light and information from the future, which would allow him to see events that had not yet occurred. If he could reach the centre of the abyss without gravity tearing him apart, he would distinguish two superimposed images projected at once in a small circle over his head, like those that are visible through a kaleidoscope: in one, he would perceive the entire future evolution of the universe at an inconceivable
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