A gigaton-scale weapon would of necessity be a three-stage design (incorporating a fusion tertiary - likely with its own massive fission tamper - in addition to the fission primary and fission-jacketed fusion secondary), as a reasonably-sized primary would likely have difficulty imploding to ignition the enormous secondary that would be required to reach a one-gigaton yield with a two-stage thermonuclear.

I've never heard of him. What sort of name is that for an Erewhonian?

Will he esteem thy riches?

Mr Lieberman is arguably the last surviving example of a peculiar Washington species: the Wise Man who is willing to put party allegiance aside when it comes to big issues such as foreign policy.