A key interesting point that highlights how increased efficiency creates choking points and fragility:

>Shay Assad: We have nowhere else to go. For many of these weapons that are being sent over to Ukraine right now, there's only one supplier. And the companies know it.

>It wasn't always like this. The roots of the problem can be traced to 1993, when the Pentagon, looking to cut costs, urged defense companies to merge. Fifty one major contractors consolidated to five giants.