Observability / Cost/Noise
Kind: tension
Record: tension:cost-noise-observability
Canonical: Schema
"observability" (observability layer) is traded against "Cost/Noise" (observability layer) — a principle cannot be scope-separated from a quality, metric, or cost it competes with; resolve by measuring "Cost/Noise" and choosing an explicit operating point.
Listed in Tensions, after Agentic Architecture / Determinism and before Logging / Noise/Personal Data Leakage.