While there is a button on the CD/DVD tray to let you eject a DVD or CD, many people prefer using the keyboard or a simple click to eject the DVD. Sometimes, this is inconvenient, as the DVD door may ...
Most people struggling against gravity's effects can't stand up for long periods of time. It allows them 5 seconds they don't have to worry about waiting for the tray to open.
It's happened to you. I know it has. You've just finished watching your favorite movie on DVD, then press the eject button on your DVD player. Nothing happens. You press again. And again. And again.