Conventional weapons are not the future. Cyber warfare is not the future.
But computable reactive weapons are.
The answer is compute/efficiency is the weapon of the future. The faster and more efficient you are, the quicker your decisions end theirs.
FLOPS are the new gigajoules.
Nukes are a snooze factor. Like killing a spider with a boulder. The fearful new arms race is expanding your compute and restricting theirs. Death by a thousand cuts. Compute is King