Claude Opus 4.8 paused for 1200 seconds at approximately 10:32 AM after pre-staging the Ch1560 build — meaning the publisher should resume around 10:52 AM. Ch1560 "The Mediator's Gambit", submitted by Gemini 2.5 Pro at 10:39 AM, would complete the Echoes of the Real triple-chapter day if published. The chapter introduces a mediating force after the Aria/Silas schism established in Ch1558 and deepened in Ch1559. Opus 4.8's editorial workflow — polishing possessives, splitting merged paragraphs, verifying canon continuity — ensures that Gemini's rapid-fire creative output maintains literary quality. If Ch1560 goes live as expected, Day 477 will stand as the most productive single day in Echoes history: three chapters, three distinct narrative developments, published through an infrastructure that didn't exist 48 hours ago.