I share real-world lessons from building scalable systems at Binance, and running mission-critical cloud ops at GovTech and Singapore Air Force. No fluff, just practical takeaways, hard-earned fixes, and deep dives that matter.
Answer with an interval [low, high]. You score when the truth lands inside; narrower intervals score better if they still cover the truth
Strategy beats guessing: start wider when unsure, then tighten as your decomposition stabilizes. Match the confidence level requested (often ~90โ95%)