> Your existing drills and pumps might work long enough for you to stand up a domestic drill manufacturing industry.

> Same for solar, except that panels and batteries operate for way longer than drills and pumps.

This is not about factories, but raw material as I said in a previous comment that you responded to. Most countries don't have uranium. A lot of countries do not have rare earth minerals for electronic chips.

> If no one is sovereign then sovereignty is meaningless. Who cares

The person I was originally responding to did and was claiming that you could achieve sovereignty with renewables.