The string "rgmechanicsuncharted4athiefsend2015l extra quality"
2. “Extra Quality” – What Does It Mean?
Likely refers to PS4 Pro / PS5 enhancements or PC settings (if playing the Legacy of Thieves Collection).
Paper Title: The Final Chapter: Analyzing the Impact of Uncharted 4: A Thief’s End 1. Introduction
Detailed Analysis of Extra Quality Features