The fragile web: 2025's lessons on uptime, reality, and engineering rigor
If you are into IT operations or leadership, you likely spent at least one weekend in 2025 huddled over a laptop while the rest of the world slept. For the last decade, our industry has pursued five nines (99.999% uptime) as the holy grail. We architected redundant systems, deployed across multiple availability zones, and optimized our code until it hummed. We convinced ourselves that if we just engineered hard enough, we could tame the chaos of the internet. We thought we could. We really did.