Interested in the use of the term "printing" as the process here. It's a good metaphor for moving from ink on a sheet of paper to manufacture of original, stand

Interested in the use of the term "printing" as the process here. It's a good metaphor for moving from ink on a sheet of paper to manufacture of original, standalone structures. We send visual instructions to a machine, it spits out something that looks like them. It "prints" them.