- PhaseEnd_Phase16.md: the loose-typing wall (byte-proven), the kept harness fixes, the unattended
driver (built/not-deployed), and the new research directions (emulator -> Ghidra type propagation).
- CURRENT_PHASE.md archived -> logs/Phase16.md (R19).
- Negative-but-decisive result (Phase-3.5 precedent); bumps 1.14.0 -> 1.15.0.