Sone-071

| # | As a … | I want … | So that … | |---|--------|----------|-----------| | US‑01 | Product marketer | A “New Notification” wizard that asks for channel, audience filter, schedule (date‑time or recurring), and message template | I can launch a campaign without developer help | | US‑02 | Product marketer | Time‑zone aware scheduling (auto‑detect from user profile) | Recipients receive the message at a sensible local hour | | US‑03 | Product marketer | Dynamic token insertion (first_name, plan_type, last_login) | Messages feel personal, driving higher CTR | | US‑04 | Product marketer | Delivery throttling (max 3 per user per 24 h, 10 per week) | We avoid spamming and stay under compliance limits | | US‑05 | Customer Success | Audit log showing who created/modified a schedule, timestamps, and version diff | We can investigate any delivery issues or compliance queries | | US‑06 | Data Engineer | Metrics endpoint (/notifications/metrics) exposing sent, delivered, opened, click‑through counts per schedule | We can monitor campaign health in our dashboard | | US‑07 | QA Engineer | Test harness to simulate time‑zone based deliveries & throttling | Automated regression coverage |

From an audio-visual standpoint, the disc/stream is top-tier. Colors are vibrant, and skin tones are rendered naturally—something that is surprisingly difficult to achieve in this medium. The audio mixing is balanced, ensuring that the ambient music (used during the introductory teasing phases) does not overpower the organic, diegetic sounds of the performances, which are highly prioritized in JAV. SONE-071

| Risk | Impact | Mitigation | |------|--------|------------| | Complex audience queries may cause heavy DB load. | Performance degradation. | Use indexed materialized views for common segments; batch resolution with pagination. | | Time‑zone calculations can be error‑prone (DST). | Missed or duplicated deliveries. | Leverage `zoneinfo | # | As a … | I

| Cell Design | Specific Energy | Cycling Life | C‑rate | Operating Temp. | |-----------------|---------------------|------------------|-----------|---------------------| | Na‑metal // SONE‑071 // Na₃V₂(PO₄)₂F₃ (pouch) | 210 Wh kg⁻¹ (including electrolyte) | > 1500 cycles (80 % retention) | 1 C charge / 2 C discharge | 0 °C – 45 °C | | Na‑metal // SONE‑071 // Prussian‑blue (cylindrical) | 190 Wh kg⁻¹ | > 2000 cycles | 5 C / 10 C (fast‑charge) | –20 °C – 60 °C | From an audio-visual standpoint, the disc/stream is top-tier

These numbers were presented at the 2026 International Battery Symposium (IBS) in Munich and are already being reproduced by independent labs (e.g., Argonne National Laboratory’s Battery Technology Group).