Cost of Freshness

Concepts: paBatchVsStreaming

What They Want to Hear 'Real-time costs 3-5x more than batch for the same throughput. The cost is not just infrastructure: it is operational complexity, debugging difficulty, and on-call burden. A streaming pipeline that fails at 3 AM requires someone to fix it at 3 AM. A batch pipeline that fails at 3 AM can wait until morning.' This answer shows you think about total cost of ownership, not just compute bills.