AI Agents Don’t Fix Bad Architecture. They Accelerate It.

Across my previous articles, I’ve kept coming back to one central argument: Once UI rendering no longer owns the entire data flow, State, Derived State, Effects, and Async Work can no longer be carelessly compressed into the lifecycle of a single component. At first, this might sound like a frontend architecture problem: Components accumulating too much local state Effects becoming overloaded with unrelated side effects Async work calling setState when it completes, tying its lifecycle directly