Apr 15, 2026 — 8 min — Systems Notes
When the State Chart Pays Off
Why a React form with seven boolean flags shipped a flicker bug that statecharts would have surfaced before the first render, and the decision rule that says when this discipline earns its place.
Outcome: Reader can decide when a workflow is state-machine-shaped, replace boolean-flag explosion with a small statechart that names guards and transitions, and recognize statecharts as an architectural discipline rather than a UI utility.