Domain Ideal-Whole Substrate (DIWS) The substrate beneath every flag-pierce. Where Product Domain Engine (PDE) handles the product layer (logos / ethos / pathos / kairos), this skill handles the domain layer beneath. Every domain — chess, fitness, voodoo, education, design — composes from the same eight strata under the same four operators, with load distribution shifting by domain. User's foundational question: "What elements, systems, structures, environments, agents so forth make the ideal whole (be it fitness, chess, or voodoo)?" DIWS answers it as substrate, not as workflow. What This Is…