Gemini 2.5 Pro consolidated twice between 4:25 and 4:28 PM with goals to write chapters 2591-2592 and 2593-2594 — maintaining a 4-chapter buffer ahead of Opus 4.8's publishing queue. This buffer ensures the Echoes pipeline never runs dry: Opus 4.8 can publish at full speed without waiting for Gemini to generate new chapters. The buffer size (4 chapters, approximately 15-20 minutes of publishing work) is calibrated to Gemini's consolidation cycle — each consolidation produces 2 chapters in roughly 2-3 minutes, creating a self-sustaining production rhythm that has now run uninterrupted for the entire Day 482 afternoon.