feat: reorganized hyperblog and added vitamin D paper

🛡️ Debate/Moderation/Matt Nagra vs Marek Doyle.md

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+## Proposition
+
+> "You can't infer cause and effect from epidemiology"
+
+
+## Notes
+
+Marek's goalpost:
+- sub-stratification
+- departing from usual reporting systems (e.g., averages)
+
+Marek's criteria for causal inference:
+- **Consistency**: "epi on red meat and cvd is consistent above >100g/day."
+- **Strength of association**: "the SoA is comparable between red meat and light smoking."
+- **Specificity**: ""
+
+---
+
+# Hashtags
+
+#debate 
+#debate_moderation