System feedback is a vital part of any good user experience. When you select, drag, swipe or enter something, you generally expect to see some kind of response. If you don’t, you’re left wondering whether your action had any effect. But while any feedback is usually better than none, many systems simply report action from “the developer’s point of view”—and that’s not always helpful or even meaningful to users. In cases like this, it may be more helpful to offer feedback that tells users just [...]
