Comment by SpicyUme
1 day ago
I remember when there was a big push to make ball point pen tips, and how a but less than 10 years later they succeeded in making them domestically.
1 day ago
I remember when there was a big push to make ball point pen tips, and how a but less than 10 years later they succeeded in making them domestically.
Rings a bell. Sounds simple, but being able to reliably make huge numbers of tiny little metal spheres with tiny tiny tolerance is a serious feat; being able to do that brings knowledge and experience that unlocks an entire level of the tech tree.