AES cipher and conveyor belt: what they have in common

1. Step 1. AES cipher — is a kind of — Cryptography. A cipher.
2. Step 2. Cryptography — is used in — Colossus. It broke the Lorenz cipher.
3. Step 3. Colossus — is made of — Paper. The data is on paper punched tape.
4. Step 4. Paper — uses — Paper machine. Industrial production.
5. Step 5. Paper machine — works like — Conveyor belt. Fourdrinier’s endless wire mesh moves like a conveyor belt, forming the web of paper.

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