Good designs always help users solve their problems in a convenient and familiar way. It takes little or no time for users getting used to the product with a good design. In contrast, bad designs frequently introduce confusion and complexity to users. Before we design any product, we should think carefully about every aspect of the product. We share some really bad design here to show how they can affect people's life.1. USB ConnectorHave you ever put one in right on the first try? We frequently put them wrongly the first time.2. The Apple puck mouseNot only was it incredibly uncomfortable and...