"User content. This refers to the data that we collect when you: Use features that enable you to create Lists or reviews of restaurants or merchants. Upload photos and recordings (including those submitted for purposes of customer support). Provide ratings or feedback for drivers, delivery people, restaurants or merchants."
Uber collects user-generated content including photos, audio/video recordings, reviews, and ratings, and uses this data broadly for research, development, ML training, legal proceedings, and sharing with third parties.