There's a particular kind of false confidence that comes from a green accessibility report. The CI check passes, the Lighthouse score says 100, the AXE panel is all ticks. You ship it. And somewhere, a person using a screen reader hits your component and simply can't . I've shipped that component. More than once. Here's what I learned the hard way: automated accessibility testing checks whether your HTML is well-formed, not whether your interface is usable. Those are very different questio...