Most of the the first Tadpole BHs where able to find a second BH to form the first Herbig Haro star forming systems
These first monster stars had the shortest life and at the end, creating a the largest Monster Supernova Black Hole. BUT also multiple smaller STARSPOT Black Holes creating NEW dual BH Herbig Haro star systems, etc etc.down to our era.
By
Below Two equal sized Tadpole Black Holes meeting to form a new Herbig Haro Galaxy system, we observe multiple splitting smaller filamentary Tadpole black hole systems to form the first HH stars of the Galaxy. (NGC 9476)
Below: The first black Hole based Tadpole starcluster: (Q-FFF)
Maisei's Galaxy: Z=13,6 and distance: 13.7 blliion lightyears:
S.L.Finkelstsin et al.