[pekk]

> To actually use a bomb is so reckless that you need a couple dozen bombs in your back pocket to deter the overwhelming payback.

Assuming that there is a clear return address on any use of the weapon. How much time do you have to determine where to send the answering salvo? This argument made some kind of sense during the cold war, but it's dangerously naive if nearly everyone has a bomb and a long-range launch capability.