DNS and gutenberg printing press: what they have in common

1. Step 1. DNS — is used in — URL. A domain name.
2. Step 2. URL — is used in — World Wide Web. Addresses.
3. Step 3. World Wide Web — is used in — Blog. The web.
4. Step 4. Blog — evolved from — Newspaper. A personal publication.
5. Step 5. Newspaper — uses — Rotary printing press. Mass print runs.
6. Step 6. Rotary printing press — evolved from — Gutenberg printing press. Cylinders instead of a flat press.

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