I think that if black holes where not real than how did the Hubble space telescope see them or how did some astrounats see them? Really now I just think that Hawking is not right about it. You can also read about it on discover magazine online.
They do because you want to know how the singularity of the Big Bang did not resolt in a black hole and I am saying that it probably did not make a black hole because the world probably get sucked in