[Intro] One user was "unlikely." Ten users were "rare." A thousand matching records Waited in the dark. [Verse - Female Vocal] Leon drew a narrow frame: "Only if they change their plan." I queried ninety days of state, Filtered actions, grouped the dates. The pattern filled the lower screen: Four hundred twelve had crossed the scene. Not laboratory ghosts or lore, But clinics, schools and hardware stores. [Pre-Chorus - Female Vocal] You called it narrow. I widened sight. You called it random. I joined the lines. [Chorus - Choir] The edge case has customers. Addresses, invoices, numbers. The edge case has customers Who trusted what you sold them. A corner in your diagram Can be the center of their day. [Verse - Female Vocal] Amara sampled twenty-three. Mina checked them manually. Jonas matched the server trace; The same transition, same erased space. A teacher changed the access list. A nurse corrected one old shift. A builder closed a former team. Each action matched the failing scheme. [Chorus - Choir] The edge case has customers. Contracts, deadlines, dependents. The edge case has customers Beyond your test environment. A corner in your diagram Can kloze a company's workday. [Drum Break] [Verse - Female Vocal] Leon scans the printed rows: "Historic data may be old." I run the current month alone— Seventy-eight in active flow. No metaphor and no attack. Just figures he cannot send back. He lowers both his hands at last. The edge was larger than the map. [Bridge - Female Vocal] A probability is not a pardon. A percentage is not a shield. One percent of many thousands Is a crowded damage field. [Final Chorus - Choir] The edge case has customers. They stand behind the numbers. The edge case has customers. The evidence has found them. A warning ignored is still a warning When real lives move around it. [Outro] One user was "unlikely." Four hundred twelve were clear. Status changed: Business impact confirmed.