E-reader and car: what they have in common

1. Step 1. E-reader — has part — Flash memory. Memory.
2. Step 2. Flash memory — is part of — Digital camera. A memory card.
3. Step 3. Digital camera — evolved into — Smartphone camera. A miniature digital camera.
4. Step 4. Smartphone camera — is part of — Self-driving car. Cameras.
5. Step 5. Self-driving car — is a kind of — Car. A self-driving car is an ordinary car driven by a computer with cameras and sensors.

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