translation.en: BG: That's right. Today, you're always refueling the reactor, so you have lots of people and lots of controls that can go wrong, where you're opening it up and moving things in and out — that's not good.
translation.es: BG: Es correcto. Hoy, se está siempre rellenando de combustible al reactor, entonces tienes muchas personas y muchos controles que pueden tener un error esa cosa que la tienes que abrir y mover cosas adentro y afuera.