Composability / Performance Overhead
Kind: tension
Record: tension:composability-performance-overhead
Canonical: Schema
"composability" (structural-core layer) is traded against "Performance Overhead" (structural-core layer) — a principle cannot be scope-separated from a quality, metric, or cost it competes with; resolve by measuring "Performance Overhead" and choosing an explicit operating point.
Listed in Tensions, after Modularity / Cross-Cutting Concerns and before Composition Over Inheritance / Simplicity for Trivial Reuse.