In this episode, I continue to assess the warrant for the first of the three premises of our Cosmological argument.  Here I finish off my case providing a third Abductive argument (i.e. inference to the best explanation) for proving that our Universe probably began to exist (as a matter of fact).  

I do so by wrapping up the warrant for Aspect 2 on proving the Universe beginning to exist a finite time ago is the best explanation by comparing it to various eternal cosmological models (including, Quantum Vacuum Fluctuation, Eternal Inflationary and Quantum Gravity Models.