Printing ink and GPS (satellite navigation): what they have in common

1. Step 1. Printing ink — is part of — Newspaper. Printing ink.
2. Step 2. Newspaper — evolved into — Blog. A personal publication.
3. Step 3. Blog — uses — World Wide Web. The web.
4. Step 4. World Wide Web — is used in — Online maps. Online maps open in a browser over the web.
5. Step 5. Online maps — uses — GPS (satellite navigation). The position.

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