Quote Originally Posted by factotum View Post
I'm not sure it would have that effect, because we're talking infinite gravity, which would presumably have infinite effects at all distances--so there'd be no tidal forces, for instance, because that requires a gravitational gradient that wouldn't exist here. Since all particles in the universe are being equally attracted by the infinite mass, it shouldn't tear anything apart unless you're close enough for the different direction of the attraction to be significant.
Doesn't matter that it's infinitely strong, the effects of gravity travel at light speed. So the wave of universe-breaking nonsense the infinite mass black hole passively creates extends at light speed, instead of instantly everywhere.