Accordingen to Q-FFF Theory all black holes repel fermions which change into jets. They eat however the vacuüm and smaller BHs.
See:
https://scitechdaily.com/star-formation-history-of-the-universe-revealed-by-distant-milky-way-like-galaxies/?fbclid=IwAR1raQvSbk8-7C9TIhM1qKJ9EXBdGIccf6gvMXROm7M211oh_1koGWaTryw
