In the standard cosmological model, this random rearranging goes on forever, so it will randomly produce an exact replica of you who subjectively feels exactly like you do, complete with false memories of having lived your entire life. Much more often, it will replicate merely your disembodied brain, surviving just long enough to replicate your current observer moment. And then it will do it again, infinitely many times over, so that for every copy of you that has evolved and lived a real life, there are infinitely many delusional disembodied Boltzmann brains who think that they’ve lived that
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