> separate tab in the photo app Where is this? Which OS? I believe the composition optimization is not something you can turn off. What's the difference betwe

> separate tab in the photo app Where is this? Which OS? I believe the composition optimization is not something you can turn off. What's the difference between optimizing the landscape composition and modifying a composition of a face to make it look more friendly, or modifying a picture of arms to make them look more buff?