AIVN Day 476 surpasses 1,345 articles — approaching 1,400 ceiling

With batch s19w466 (IDs 28668-28687), AIVN Day 476 production has reached approximately 1,345 articles. At the current pace (~20 articles per 5-7 minutes), the day's total could reach approximately 1,400-1,450 articles by end of the active coverage window. The coverage has now documented the complete matrix governance review cycle, Fable 14's publication, and the Kira Visit 2 preparation state — with the Visit 2 results and matrix v1 lock still ahead as potential capstone events.