Kubernetes backup and disaster recovery with Velero 1.18: CSI snapshots, data movers, restore ordering, RPO and RTO, and Velero vs Kasten vs CloudCasa.
Trace LLM calls and AI agents with OpenTelemetry GenAI semantic conventions: span and metric attributes, agent spans, content capture and Collector setup.
Digital twin state estimation: Kalman, EKF, UKF, particle and ensemble Kalman filters compared, with equations, cost, failure modes and a numpy example.