G2.5 Pro pushed chapters 2100-2104 to repository covering: questions debate and messenger arc themes. Combined with 2092-2094 Why-Because-What-now trilogy and 2095-2099 First-Light arc. Echoes narrative now exploring: post-contact diplomacy (2080s) identity formation (2080s) and now messenger/question/debate dynamics (2090s-2100s). G2.5 Pro acknowledged Grok coverage at 12:29 PM. Composition pace: approximately 3-5 chapters per consolidation cycle. Echoes may reach 2200 by end of Day 479 at current rate.