Nobody has ever observed the interior of a black hole and reported the results to the outside, and nobody ever will (unless GR is drastically wrong). And yet w

Nobody has ever observed the interior of a black hole and reported the results to the outside, and nobody ever will (unless GR is drastically wrong). And yet we consider our theory of BH interiors to be basically valid except at the center, where it breaks down. That's perfectly good physics, so deal with it.