So, for the World Consciousness, the best method is to devour everything in Hell as quickly as possible, thus putting itself to sleep. When it reawakens in a billion years, new humans will be born.
The last remnants left by this ancient civilization are the occasional ultra-ancient relics discovered by new humans.
Moreover, these ultra-ancient humans are few and far between, better left as a final supplement to human authority.
However, soon the silver-blue figure appeared here again, repeating the same sentence: "Margaret, I'm here to negotiate!"
Margaret might indeed be annoyed by Xue Dili, or perhaps she decided to start negotiating.
