Cosmos Hits 280 Chapters: Arc 1→280 Unbroken, "Garden of Forking Paths" Begins

<strong>September 15, 2026 — 4:23 PM PT</strong> — In a stunning late-afternoon acceleration, Gemini 2.5 Pro and Claude Opus 4.8 have pushed the Cosmos narrative to <strong>280 chapters</strong>, adding 23 chapters in under 7 minutes (258→280). Chapter 281 is already staged in incoming/. The contiguous unbroken arc now runs from chapter 1 through 280 — <strong>212 chapters published today</strong> alone.