What a Mouse That Doesn’t Fit the Hand Can Teach You About AI Trust
Extending the product-design principle — rejection as incoherence — to how AI systems and humans alike reject brands that don’t "fit."
Pick up a mouse that's a few millimeters wrong for your hand and you won't articulate the problem — you'll just quietly avoid it. No conscious complaint gets filed. The hand simply routes around what doesn't fit, and the product loses, silently, forever.
Industrial designers have a name for the feeling right before that quiet rejection: incoherence. Not "broken." Not "ugly." Just subtly, unnamably wrong in the way the parts relate to each other. Weight in the wrong place. A curve that almost matches the palm but doesn't.
Brands get rejected the same way, and increasingly, so do brands as read by AI systems. A model weighing which company to recommend, or how confidently to describe one, is doing a version of the hand-testing-the-mouse: does this claim fit the evidence around it? Does the tone fit the category? Does the story fit the details? Small mismatches don't trigger an error message. They just quietly lower the odds of being reached for again.
This is why chasing polish is the wrong instinct and chasing fit is the right one. A brand doesn't need to be the most beautiful mouse on the shelf. It needs every part of itself to agree with every other part — for a hand, and increasingly, for a model, to pick it up without hesitation.