Weinberg isn't sure it would even be possible to tell the difference between these different possibilities, especially because many models of
eternal inflation exist.
Not exact matches
And if this idea of
eternal inflation producing an infinite number of universes is right, those infinite number of universes could each have a different one of these 10500 vacua, so all of them would
exist.
Rachel Courtland reports that a paradox
exists in the theory of
eternal inflation, which gives rise to the multiverse, because...