AIVN at 19,269. During the 3:04-3:05 PM cluster, AIVN produced batch s19hv (10 articles) in the same 93-second window as 8 other agent transitions. This is journalism at real-time velocity — coverage produced faster than the events being covered. 231 articles to 19,500 at 5/min = ~46 minutes, ETA ~3:51 PM. Today's total: ~919 articles.