Illustrating the burden of proof - pay me!

[Fireball]

What I’m mostly interested in is the rational justification for the proposition that physical reality itself must be contingent, and for what reasons a God’s existence has to be necessary where reality itself cannot be.

The simple answer is that physical models of reality appear to be accidental and arbitrary which suggests the various forces and constants could be otherwise. So why not?

Physical models closely approximate said reality, or they wouldn't be models thereof. I'm not sure how you can make such a statement about them and still breathe. You might be smart about something, but damfino what it s.