We already knew about several black holes more massive than that though (the news seems to be about how ancient it is too, not just its mass): https://en.wikip

We already knew about several black holes more massive than that though (the news seems to be about how ancient it is too, not just its mass): https://en.wikipedia.org/wiki/List_of_most_massive_black_holes https://en.wikipedia.org/wiki/List_of_most_massive_black_hol...