"reasons are contagious. i give you good reason you helplessly believe."
i was raised Christian till age 14 my disbelief has caused great family pain. I am rational first,what other choice?
There's no good reason to assume only one big bang happened allowing one universe to form. Infinite false start big bangs varying in parameters, continuously occurring, failing to survive, until one did expand into this universe, trumps any ideas about a need for so called fine tuning.
Or neither.