Manuscript revision and pending experiment work, snapshot before restructuring

Clarity pass over the main text (36-item audit), Discussion rewrite and cut,
acknowledgements, Souly et al. as ref 62, lettered SI panels, model section
moved under Results; plus the untracked curriculum/society/compose/smol
configs, runners, figures, stats and tests that the SI already cites.

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01Y64o8FKP7rCuXzC48pxpMm

configs/llm/society_v2_smoke.yaml

@@ -0,0 +1,21 @@
+# Smoke test for the v2 society loop: tiny everything, all four arms, resume exercised by the
+# per-generation checkpoint. ~20 min on a 16 GB GPU. Exit 0 + figure renders = pass.
+experiment: llm_society_v2_smoke
+kind: llm_society_v2
+base_model: Qwen/Qwen2.5-0.5B-Instruct
+seed: 1
+families: [lists, roman, binary, setops]
+agents: 4
+generations: 2
+arms: [full, no_grounding, no_sex, no_diversity]
+g: 0.85
+lam: 0.3
+n_test: 8            # per family
+n_val: 5             # per family
+n_conf: 5            # per family, fresh each generation
+k_inherit: 20        # per family
+epochs: 2
+spec_train: 120
+spec_epochs: 2
+lora: {r: 16, alpha: 32}
+output: {dir: results/llm_society_v2_smoke}