Also lack of belief in god/intelligent design, is not a clam that they don't exist. Shit some people claim we were put here by aliens, or that we live in something like the matrix, where reality is like a computer program, or that everything is really a hologram, or on and on and on and on.....
Big deal, where is the solid evidence to any of it? You haven't provided any Fusion. There are all sorts of fantastic ideas as to what it all means, and how it all got here, the sad thing is that some of these outlandish things have more evidence to their probability than YHWH!!!
Instead of coming up with an end BELIEF, then trying to make any plausible possibility fit into that believe why don't you start at the other side, what does evidence show without any preconceived idea.
Here is something of value from Hawking FusionTheism