> How in the world is a DOS that can only run a single app at a time better than a system that can run dozens of apps at once? > How is non-multitasking a bett

> How in the world is a DOS that can only run a single app at a time better than a system that can run dozens of apps at once? > How is non-multitasking a better experience? If you only use the device for one task, such as a point-of-sale system, or menu display system, then multitasking support is not needed.