App store and car: what they have in common

1. Step 1. App store — uses — Mobile app. A catalogue.
2. Step 2. Mobile app — is used in — Ride-hailing app. An app.
3. Step 3. Ride-hailing app — evolved from — Taximeter. A taxi without a taximeter.
4. Step 4. Taximeter — evolved from — Odometer. A distance counter with a fare rate.
5. Step 5. Odometer — is part of — Dashboard. An odometer.
6. Step 6. Dashboard — is part of — Car. Gauges.

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