BCT Letters Volume 8: Empirical Geometry — Letters 160–173 and Appendices AO2–AO3

This volume collects BCT Letters 160–173 under the theme "Empirical Geometry: How Everything Finds BCT Without Knowing Why." Includes: the genetic code as D4 geometry (L160, DNA groove ratio matches R_BCT to −0.53%); placebo geometry (L161); the unreasonable effectiveness of mathematics (L162); the Terrell-Penrose rotation (L163); BCT quantum gravity (L164); the black hole information paradox (L165); the hierarchy problem (L166); proton stability theorem (L167); the Kolmogorov −5/3 law from void geometry (L168, exact); cosmic censorship (L169); the shape of the universe (L170); homochirality and the origin of life (L171); BCT meteorology (L172); plasmoids and BCT-SPINE (L173). Plus Appendices AO2 (Kolmogorov derivation) and AO3. BCT Open Problems Registry included. 209 predictions. Zero free parameters.