Quote:
Originally Posted by kennyc
Not truly arbitrary. There are those who think certain fundamental constants could possibly be different and some computer simulations that explore them, but the thing about laws of physics is that they are the same everywhere.
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I think we are saying the same thing. What I mean by "not arbitrary", in the context of this discussion, is that there is no particular reason for the basic constants of the universe to be the way they are. But they are reliable, in the sense that they don't change arbitrarily.