Scissor blades e jacquard loom: o que têm em comum

1. Passo 1. Scissor blades — faz parte de — Scissors. Two crossing blades.
2. Passo 2. Scissors — tem como parte — Pivot joint. A screw axle.
3. Passo 3. Pivot joint — faz parte de — Compasso. The pivot of the opening.
4. Passo 4. Compasso — é utilizado em — Mercator projection. The map grid was built with compasses and a ruler.
5. Passo 5. Mercator projection — utiliza — Gutenberg printing press. Maps were printed in large numbers.
6. Passo 6. Gutenberg printing press — funciona como — Jacquard loom. An analogy, not proven influence: both set type and a chain of punched cards are a replaceable pattern that a machine reproduces over and over.

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