(March 12, 2014 at 10:05 pm)MindForgedManacle Wrote: I thought I did:

How do the two differ? What is the difference between a real possible world and a fictional possible world when each has equivalent effect on the material universe we experience? Like, none other than as topics of discussion.
Is the modal realist acting on faith? Is faith in the reality of a possible universe parallel to that of the theist who claims a real deity despite no material evidence?
So how, exactly, does God know that She's NOT a brain in a vat?
