Why Something Rather Than Nothing?

[Exian]

Premise 1. Intelligence is the ability to navigate a reality.
Premise 2. In order to navigate a reality, that reality must exist.
Premise 3. God is and always has been intelligent.
Conclusion: Therefore God has always existed in a reality.

What does it say about the nature of God?

This version of God is limited. Omniscience and omnipresence are gone. Without those, god cannot be omnipotent, so that's gone as well.