"That will be true," Root continues, "until such time as the Allies change the code systems—which they will probably do as soon as possible. So, on the negative side of the calculus of death, we have some convoy sinkings in the short term. What about the positive side?" Root asks, raising his eyebrows in contemplation even as he stares down into Monkberg’s wound. "How might turning over the codes save some lives? Well, that is an imponderable."