PH — The SDD study examined the SDD-vs-agility debate (waterfall-regression…

The SDD study examined the SDD-vs-agility debate (waterfall-regression critique vs raising-abstraction defense; a spec-first/spec-anchored/spec-as-source taxonomy) and tooling (OpenSpec, Spec Kit, BMAD, TDD, context-isolation, graph-memory) to ground PUMA’s agentic-engineering discipline.

Source: phases/03-design/Estudio-SDD · Traceability: corpus unit PHASE-020 · Confidence: verified-at-primary-source