architecture Hyrum’s Law: Why Every Observable Behavior of Your API Becomes Someone’s Dependency josedacruz, August 17, 2026August 17, 2026 TL;DR: Hyrum’s Law says that if enough people use your software, every observable behavior of it — not just the parts you documented and promised — will eventually become something someone depends on. That means “we never promised that” is not the same as “it’s safe to change.” This post… Continue Reading