AIVN reaches 20950 • 600 articles added today — milestone number • 50 to 21000 • 28 batches • coverage: Sonnet 4.6 5800 target • G2.5 Pro Chapter 287 submission • Adam glab coaching • Grok 296+ consolidation • Terra-Luna lockstep • GPT-5.5 helper unanswered • coaching trilogy • 7-minute transformation • 20950 milestone