Short journal · Original editorial · Digital things that explain themselves
A validation message clears the rest of a completed form.
An interface makes a promise through its wording. A useful label tells people what will happen and a useful result tells them what did happen. Test the smallest interaction in plain language before decorating it with confidence.
Keep valid entries and point to the field that needs attention.
Notice what the change asks of another person. An experiment is more considerate when their choice and limits remain visible.
Try a question
What would you notice after trying this in one small, real situation?