Actually, I think you do. Maybe the app crashed without saving your data. Maybe you hit a button or pressed a key by accident without realizing what it did, a

Actually, I think you do. Maybe the app crashed without saving your data. Maybe you hit a button or pressed a key by accident without realizing what it did, and now all your precious work seems to be gone and you don’t know where it went or why. Not all feedback is automatically bad. The trick is to get rid of animations that force the user to wait for them (e.g. most “opening” animations are in this category; I do not want to wait for something to finish sliding open before I can use it, I want items to appear instantly).