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field notes

Header v2026.02.07

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Lab Experiment

Enterprise Modernization Transition Lab

Interactively transition from traditional layered architecture to decentralized domain-centered operating models using DDD, ACL/OHS, EDA, choreography, and federated ownership.

DDD BoundariesChoreographyFederated Journey ManagementTeam Topologies

Enterprise Transition Lab

A single transition view from complex, weakly bounded architecture to bounded context utopia. Move the slider and watch central dependency fade while domain boundaries and ownership strengthen.

Boundary Hardening

ACL/OHS and explicit contracts reduce model leakage.

Coupling Complexity

50%

Lower is better.

Boundary Clarity

63%

Higher is better.

Ownership Accountability

63%

Higher is better.

What Fades

  • Release trains across many teams
  • Orchestrator-centric coordination
  • Schema drift incidents

What Grows

  • ACL/OHS consistency
  • Context-owned integration edges
  • Vertical value stream ownership

Implementation Notes

  • Transition slider morph canvas
  • Practice toggles
  • Architecture posture scoring