No doubt about it. God does exist:--IF-- He can be described as a societies collective imaginations regarding the unknown.
To ascribe events to a God that are at least equally well explained by quantum theories, evolution, or the laws of random chance is adding considerable complexities to what is, or should be, a fairly straightforward series of observations.
Since divorce, and the loss of shared memories is so traumatic for most humans, then the loss of a socially sanctioned imaginary Deity I can well imagine would be equally traumatic for many people. As a consequence of this perfecty understandable human desire for simplicity the creation of a God seems to be inevitable.
God is the answer as to "why" the world is not as we would wish it to be.
God is also the answer as to "why" we would wish the world different.
God is also the means (through prayer[or self hypnosis]) that we can use to make it more satisfactory.
Imagination is a necessary component of intelligence. Therefore an imaginary God is probably a necessary component of a successfull society of semi literate humans from an evolutionary standpoint.
The Bible reflects this--"Thou shall have no other gods before Me".
In other words, to be successfull as a society we must all be reading from the same page.
"Honor thy Father and thy Mother" (Learn from their experience)
"Thou shall not commit adultery" (respect property rights)
"Thou shall not covet etc. (more property rights)
TO the thread's question; Does God exist? Certainly, as long as you accept my definition of God. Outside of human imaginations though I'm pretty sure He doesn't
Am I an Athiest