What is Kafka? 📦
Apache Kafka = Distributed Event Streaming Platform
Unlike traditional message queues:
✅ Messages persist on disk
✅ Replay events anytime
✅ Scale horizontally
✅ Fault tolerant
Use cases: Real-time analytics, log aggregation, metrics, microservices communication.
Think: LinkedIn's real-time activity streams (where Kafka was born!). 🚀
