A white hole is nothing more or less than a black hole run backward in time, ok? It's the same exact thing as a black hole, except that the singularity and the event horizin are in the past, rather than in your future. And exactly like the black hole of ent horizon is in your future, the white hole of enthorizon is in your past. The difference is, what is the property that makes it a black hole? Event horizon, its that when you cross into it, you cannot come out. Therefore, once you cross out of it, you can't go back in. A traditional naked singularity is ly a point in space. It is