For 25 years, from being an early employee at Percona to leading database observability at SolarWinds, Ewen has wrestled with one core problem: monitoring shows us what’s broken, but not why. He believes the answer lies not in more data, but in a forgotten discipline, traffic analysis. As the founder of SIXTA, he is now building an intelligence layer for modern systems, applying the principles of Bletchley Park to help SREs find clear answers in the noise of production.