2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/88859The argument used, in a recent letter to Nature (Nature 130 vol 404, 2000) to arrive at the `quantum-no-deleting principle' is erroneous. It is pointed out here that there may not be anything like such a principle. In any case, the claims made in the letter are beyond its working premise.3 pagesQuantum Physicstext