Pillar
Platform Boundaries
Where interface design, ownership, and shared infrastructure constrain the architecture.
Boundaries decide how complexity spreads through an organization.
Why this pillar matters
Many architecture decisions fail less from code and more from unclear ownership boundaries.
Related pillars
Reusable Architecture Patterns
Patterns that become useful only when their costs are understood clearly.
Scaling Bottlenecks
Pressure points that appear when throughput grows faster than assumptions.