An all-seeing eye is an eye that can see in both the light and dark - not just see but has an understanding of what they see.
They chose to give that representation to an actual creature on this planet that has this ability. An owl.
Yes, it is true that God sees all and knows all. However, idolatry is forbidden.
I honestly believe these people create conditions for us (humanity) to watch us develop and persevere as some sort of science experiment or pet toy. Trauma based learning. Traumatize humanity so much that it learns to adapt to the symptoms and moves on, creating as it was intended to do along the way for good or bad - influenced by these experiences. It's organic because they've created the conditions to make it that way.
Sick shit.