to me it's more rational to think that each black hole is just punching a hole in our 4-d spacetime fabric just like a sharp point can punch through a bag. what

to me it's more rational to think that each black hole is just punching a hole in our 4-d spacetime fabric just like a sharp point can punch through a bag. what the stuff drains into - I have no idea. Perhaps a higher-dimensional space that contains our universe?