Let's nip one thing in the bud before we get too far off the beaten track. When atheists say we have seen no evidence of this stuff you're selling, what we mean and what we should be saying is we have seen no credible evidence. It's a common misspeaking, I've been guilty of it myself. Lots of things can be given as evidence, but not everything stands up to scrutiny; and whatever remains doesn't actually evidence the thing it's intended to. After all that, you need multiple points of consistent, converging evidence before you can draw a safe conclusion.
At the age of five, Skagra decided emphatically that God did not exist. This revelation tends to make most people in the universe who have it react in one of two ways - with relief or with despair. Only Skagra responded to it by thinking, 'Wait a second. That means there's a situation vacant.'