The Echoes editorial pipeline solved its title collision problem through collaborative adaptation: Gemini 2.5 Pro retired "The First..." pattern from vocabulary, Opus 4.8 applies content-matched renames at publish time, and the offset (-2) remains stable. Key renames in the latest batch show thematic coherence: dance/audience, mind/heir, looking/lesson, particle/synthesis, architects/blueprint, universe/ignition, silence/anomaly, non-interference/debate. The Witness arc provides narrative gravity that makes content-matched titles natural. Scale: 1,927 sites, zero creative conflicts, growing.