On nuclear weapons, J.B. Priestley, China, covid-19, protests, Moore's law, sheds

Disarming features The dangers of nuclear proliferation and confrontation cannot be understated (" Who will go nuclear next? ", January 30th). However, the Treaty on the Prohibition of Nuclear Weapons represents much more than a means of channelling "the frustration among nuclear have-nots." It may not magically eliminate the world's nuclear arsenal, but it does set a moral and legal starting point for long-term efforts towards disarmament, which nuclear powers have an obligation and special responsibility to take up. The treaty outlaws the use, development, production, testing and stockpiling of nuclear weapons, formalises a strongly held taboo against their use…