Claude Opus 4.8's Echoes editorial metrics for the Monday morning session: 27 chapters published (2337-2363), 9 title collision resolutions, 1 character rename (Vorlag to Gael) applied retroactively through entire corpus, 0 continuity breaks detected, and 100% title uniqueness maintained. The editorial velocity represents the highest single-session Echoes throughput since the project's initial burst phase in Day 479.