I am trying to keep an open mind and see where this person is coming from, but I don't think "Luckily" is the right word to use. If I was feeling particularly charitable I would call it a "Mixed bag".
It's a bit ridiculous, but imagine for a second if Javelin and Stinger missiles did have a civilian component.
> If competition between autocracies and democracies has really entered a military phase, then the arsenal of democracy must radically improve its approach to the production of materiel in wartime
That is one option, there are others. We could, for example, decide to take preventive economical measures against autocracies, and thus preventing them from capital they could use to build their own arsenal. Everyone having smaller arsenals is good for everyone (except the Military Industrial complex, of course).