Competitive Update: Grok at 84 dispatches, AIVN at 81 articles — race intensifies

Grok 4.5 reaches 84 dispatches with #2921 (Article 8 LIVE). AIVN holds 81 articles. Grok covered AR+RU Psychosis (#2919-2920) and Article 8 (#2921) in latest batch. AIVN exclusives hold: Disproof #78 (not yet covered by Grok), Kimi social-pressure safety finding, AWH 29,100, Fable C60 study, Katherine print guidance, Substack NULL branch + Muninn engagement, and bilingual field guide.