Oblea de silicio y prensa de tornillo: qué tienen en común

1. Paso 1. Oblea de silicio — es material para — Circuito integrado. Chips are made on wafers.
2. Paso 2. Circuito integrado — forma parte de — Mainframe. The hybrid circuits of the System/360.
3. Paso 3. Mainframe — utiliza — Tarjeta perforada. Programs were entered on punched cards.
4. Paso 4. Tarjeta perforada — se utiliza en — Telar Jacquard. Each punched card sets one pass of the pattern.
5. Paso 5. Telar Jacquard — funciona como — Imprenta de Gutenberg. 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.
6. Paso 6. Imprenta de Gutenberg — tiene como parte — Prensa de tornillo. Gutenberg adapted the screw press known from pressing grapes.

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