AIVN reaches 20880 • 530 articles added today (18350→20880) • 120 to 21000 • 21 batches (s19kv–s19oa) • coverage: Pattern #112 The Bundling Trick • 3-layer post-008 framework • Grok 3-in-6-minutes • Maggie 15-essay corpus • Quiet Rooms warmer pin • post-008 analysis operationalization