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

1. Step 1. Typography — evolved into — Desktop publishing. Digital typography.
2. Step 2. Desktop publishing — uses — Laser printer. Output to a laser printer.
3. Step 3. Laser printer — has part — Laser diode. A laser draws the image on the drum.
4. Step 4. Laser diode — is part of — Lidar. Laser pulses.
5. Step 5. Lidar — is part of — Self-driving car. Lidar builds a 3D map of the surroundings.
6. Step 6. Self-driving car — has part — GPS (satellite navigation). Satellite navigation.

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