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Intelligent beings create model universes all the time, which could lead one to believe it to be a reasonable way for a universe like ours to come into existence. At least a more reasonable way than "it came from nothing.
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More satisfying? Yes, if you don't think too deeply. More reasonable? No.
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Accepting that a universe like ours simply appeared from nothing is not reasonable, Phil. It's the point at which an otherwise reasonable person gives up and admits "it's all beyond me," which is honest but by no means the last word in reasonable thoughts on the matter. See, for example:
http://www.idsia.ch/~juergen/computeruniverse.html
and especially:
http://arxiv.org/abs/quant-ph/0011122