> yes all those guys selling drinks on the beach can just take a bus to the tank factory. Exactly. (What do you think happened during WW2? When war broken out

> yes all those guys selling drinks on the beach can just take a bus to the tank factory. Exactly. (What do you think happened during WW2? When war broken out everyone learned to make tanks (and planes, and machine guns, and…). In Ukraine a whole bunch of people learned how to make drones that never made one before. )