this exact 'cottage industry' you speak of is what existed in north america and started little conpanies like Apple, etc.
The sad fact that we lost all of these because of the entire electronics supply and design chain moving to Taiwan and China, is why we are where we are. These barriers might bring some back, who knows.
Ultimately global open borders, for goods and services, had their own issues. For example open competition between free market economies and centrally planned economies creates rather obvious advantages of scale that are skewed...
The sad fact that we lost all of these because of the entire electronics supply and design chain moving to Taiwan and China, is why we are where we are. These barriers might bring some back, who knows.
Ultimately global open borders, for goods and services, had their own issues. For example open competition between free market economies and centrally planned economies creates rather obvious advantages of scale that are skewed...