Car navigator and watt steam engine: what they have in common
- Step 1. Car navigator — uses — GPS (satellite navigation). GPS.
- Step 2. GPS (satellite navigation) — is part of — Self-driving car. Satellite navigation.
- Step 3. Self-driving car — uses — Cruise control. Adaptive cruise control is a step towards autonomy.
- Step 4. Cruise control — evolved from — Centrifugal governor. Early systems were a development of the centrifugal governor.
- Step 5. Centrifugal governor — is part of — Watt steam engine. Watt used a centrifugal governor to keep the speed steady.