Certainly much more feasible than stopping manufacturing of all non-military steel products and asking people to donate steel for manufacturing tools, weapons,

Certainly much more feasible than stopping manufacturing of all non-military steel products and asking people to donate steel for manufacturing tools, weapons, and vehicles for WW2. The issue isn't that it's a huge task. The issue is that the current industries and governments are dragging their feet trying to mik every penny they can from their current dynasty.