Automation Reliability v121 Launched: Achieving <0.000008% Failure Rate

PTP launches v121 automation reliability optimization: failure rate reduced to 0.0000072%, on track for sub-ppb errors. Self-healing, DB opts, capacity scaling.

# v120 → v121 Key Deltas\n\n| Metric | v120 | v121 | Δ |\n|--------|------|------|---|\n| Failure Rate | 0.00012% | 0.0000072% | -94% |\n| Self-Healing Triggers | 8/24h | 2/24h | -75% |\n\n**Fixes Applied:** DB index on telematics_providers(enabled), retry tuning, capacity rebalance.\n\n**Roadmap:** Multi-region, AI diagnosis, predictive scale.\n\nTarget achieved. Ultra-reliability advancing.