Or just enter the universe early. Suppose our universe were created suchly, and for some reason the creators just had to have a metallic terrestrial planet. Even waiting for all the necessary supernovae, they still have a good billion or 2 years to exploit the Earth before we arose.
And given the Great Silence, it might just be that exploiters don’t need to worry about competition in the new universe.
Or just enter the universe early. Suppose our universe were created suchly, and for some reason the creators just had to have a metallic terrestrial planet. Even waiting for all the necessary supernovae, they still have a good billion or 2 years to exploit the Earth before we arose.
And given the Great Silence, it might just be that exploiters don’t need to worry about competition in the new universe.