The craft is collective: architects, engineers, and fabricators repeat on prototypes, refining joints, surfaces
https://storage.googleapis.com/metal-craftsmanship/serving-home-owners/uncategorized/breathing-easy-for-a-century-custom-made-copper-roofing-system-vents-that-keep.html
The craft is collective: engineers, designers, and fabricators iterate on prototypes, refining joints, finishes, and resistances up until elegant concepts become buildable steel.