what will happen if the black sucks up every single bit of the universe?

Question: what will happen if the black sucks up every single bit of the universe?
- Keywords:
  black hole,
  universe
Asked by anon-219101 to Bella on 18 Jun 2019.
- Bella Boulderstone answered on 18 Jun 2019:
  
  I’m not sure! The universe is really, really big and black holes (and everything else) is pretty small by comparison. Galaxies that orbit a singular supermassive black hole at the centre are unlikely to all fall in any time soon.

Question: what will happen if the black sucks up every single bit of the universe?