We may very well have secret weapons systems that are hidden from public view, but I don’t even think that’s what POTUS was implying with his statement. I interpreted it to mean that our conventional capability is so powerful that we could do enormous destruction without having to resort to nuclear. For example, we have MOABS that have to potential to do enormous damage. So the author of the article is accusing POTUS of saying something he never said.
Millions of nano drones dropped from cargo aircraft.
They seek out human targets and blow up beside their heads or inside their ears.