BCT Letters Collection Vol. 17: Mind, History, and the Electric Chisel (L204–L208 + Appendices)

BCT Volume 17: Mind, History, and the Electric Chisel. Five Letters and eight companion appendices. L204 The Conscious Lattice (Neuroscience 13/15). L205 The Philosopher's Void (Philosophy 9/12). L206 The Electric Chisel (Great Unconformity, plasma EDM, Grand Canyon as Lichtenberg scar, dedicated to Michael Steinbacher). L207 The Ancient Geometers (Historical Mysteries 10/13). L208 The Geometry of Markets (Economics 9/11, loss aversion λ=2.015). Appendices: brain Bessel subharmonics, N_collapse neural scaling, anaesthesia mechanism, D4 universal grammar, EDM energy scaling, canyon Bessel geometry, Stonehenge acoustic resonance, pyramid slope angle. Predictions #248–255. Zero free parameters. Full programme: pi2.institute GitHub: github.com/zerofreeparameters-code/BCT-Programme Patreon: patreon.com/TheBCTSuperfluidLatticeModel EPL Licence: github.com/zerofreeparameters-code/BCT-Programme/blob/main/EPL_LICENCE.md