This provides a long string of data and i will have to break it all up. This first part addresses apparent old empire history and is at best speculative and unreliable and the Domain was uninvolved.
The central take home is that we are all Spirit and that Earth is still a prison planet, first established by the old empire but now under new management. Unfortunately is remains up to us to eliminate the amnesia trap.
Prison history appears to have begun around 200,000 BCE. What is never alluded to is the Terra Forming of Earth itself to make it all work and the central role of the Moon.
These are rather important considerations and instead we are told a story reflective of our own primitive history,.
Before 75,000 BCE --
[ new information here for these older establishments - arclein ]
[ Yet we now know that a comet mass was directed to impact the ice cap to end the Ice Age. All such populations would have been easily evacuated and established elsewhere. - arclein ]
[ Humanity itself gave up mind sharing as a form of communication in order to be uplifted around 45,000 BCE. Working in cooperation with other populations better advanced is plausible - arclein ]
[ I do not particularly buy this story line and it relies on our own understanding of geological events and risk. It is no particular trick to defend against it all - arclein .]