endlessupending t1_je72t2e wrote on March 29, 2023 at 9:46 PM

Reply to comment by afrothunder1987 in Ultramassive black hole over 30 billion times mass of our sun has been spotted. The discovery had been made possible thanks to a phenomenon known as gravitational lensing — the first time a black hole has been spotted in such a way. by Wagamaga

Something tells me primordial mergers if a real thing were more common than supermassive mergers based on the relatively smaller size of the early universe. I have no data to back that up though.