> why bother to simulate the entire Universe? How do you know it's simulated in detail? It could be just in a sufficiently coarse level of detail and compute d

> why bother to simulate the entire Universe? How do you know it's simulated in detail? It could be just in a sufficiently coarse level of detail and compute detailed events only when they are observed at that level. Quantum mechanics actually has some spooky things that would be explainable by "lazy" computation of the universe.