Scalability for Millions of Concurrent Mobile Users Questions

Designing systems supporting millions of concurrent mobile users. Push notification infrastructure: real-time delivery to millions, handling scale. Real-time features: WebSockets, Server-Sent Events, optimized for mobile. Data consistency at scale: handling eventual consistency, conflict resolution. CDN strategies for mobile content delivery. Analytics and telemetry collection from millions of clients. Monitoring and observability for mobile apps at scale.