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View submission: Ask Anything Wednesday - Physics, Astronomy, Earth and Planetary Science
I don't know the subject but I know the term Primordial black hole, a theory about very early formation of black holes: https://en.wikipedia.org/wiki/Primordial_black_hole[1] - one second after big bang, it says! But they have never been confirmed.
1: https://en.wikipedia.org/wiki/Primordial_black_hole
There's nothing here!