Optical character recognition (OCR) and internet: what they have in common

1. Step 1. Optical character recognition (OCR) — uses — Image sensor. Scanning.
2. Step 2. Image sensor — is part of — Webcam. A sensor.
3. Step 3. Webcam — is used in — Video call. A webcam.
4. Step 4. Video call — uses — Internet. Transmission over a network.

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