The title already says "road map to clean energy" - how much clearer does it need to get?
Besides ignition is a well understood scientific word and nuclear fusion isn't useful for weapons.
Besides ignition is a well understood scientific word and nuclear fusion isn't useful for weapons.
Um, what? All modern nuclear weapons use fusion.
"Because it is the only facility that can create the conditions that are relevant to understanding the operation of modern nuclear weapons, NIF is a crucial element of stockpile stewardship. NIF creates conditions—temperatures of 100 million degrees and pressures 100 billion times that of the Earth’s atmosphere—similar to those in stars and detonating nuclear weapons."
That's one use in a weapons context, but not the only one.