How can we solve the information paradox of black hole? where should we focus ? horizon of bh or singularity of bh? “Quantum mechanics forbids such duplication,” says Steven Giddings of the University of California, Santa Barbara. It’s also unclear how a gravity-only information transfer meshes with quantum mechanics. “The devil is in those details,” says Giddings.
https://www.newscientist.com/article/dn28159-black-holes-may-be-brick-walls-that-bounce-information-back-out/