Autonomous robotic weapons are such a tool, except that, by requiring very few people to go to war, they risk re-centralizing power into very few hands, possibly reversing a five-century trend toward democracy.
Las armas robóticas autónomas son esas herramientas, salvo que, al exigir que muy pocas personas vayan a la guerra, se corre el riesgo de re-centralizar el poder en muy pocas manos, posiblemente revirtiendo una tendencia de cinco siglos hacia la democracia.