What economic inheritance did the armory system provide for the North, contrasting with the cotton gin's effect?

Answer

The seed for the industrial North, based on capital investment in machinery.

The armory system represented a move toward capital investment in machinery and skilled mechanics, setting the stage for the industrial development of the North, whereas the gin spurred agricultural capital accumulation tied to slavery.

What economic inheritance did the armory system provide for the North, contrasting with the cotton gin's effect?
inventioninventortechnologymachineMechanic