Infrastructure Drift: The Silent Killer of Reliable Systems Picture this: you're on-call at 3 AM, frantically troubleshooting why your perfectly working application suddenly can't connect to the database. After hours of investigation, you discover someone manually updated a security group rule "just for testing" and forgot to revert it. Welcome to infrastructure drift, the phenomenon that turns predictable systems into digital haunted houses. Infrastructure drift occurs when your running infrastructure gradually diverges from its defined configuration. It's like the difference between a carefully planned blueprint and a house where someone has quietly moved walls, changed the plumbing, and rewired the electricity without updating the plans. The result? Systems that become increasingly unpredictable, unreliable, and impossible to replicate. For software engineers venturing into DevOps territory, understanding drift is crucial.…