The craft is collective: designers, designers, and fabricators iterate on prototypes, refining joints, coatings

https://www.mediafire.com/file/3b4chh4rg9rr47h/pdf-20494-2056.pdf/file

The craft is joint: engineers, engineers, and producers repeat on prototypes, refining joints, coatings, and resistances till sophisticated concepts come to be buildable steel.