Schema Validation / Flexible Input
Kind: tension
Record: tension:flexible-input-schema-validation
Canonical: Schema
"schema-validation" (contracts-core layer) is traded against "Flexible Input" (contracts-core layer) — a principle cannot be scope-separated from a quality, metric, or cost it competes with; resolve by measuring "Flexible Input" and choosing an explicit operating point.
Listed in Tensions, after RAID Redundancy / Write Amplification and before Type Safety / Rapid Scripting.