PSP Online
Devices in the iPod family are designed around a central scroll wheel (except for the iPod shuffle) and provide a simple user interface. Discontinued versions include two generations of the full-sized iPod, all of which had monochrome screens (except for the iPod photo). As a music jukebox application, iTunes stores a comprehensive library of the user's music on their computer and can play, burn, and rip music from a CD. The iPod is a brand of portable media players designed and marketed by Apple Computer. The most recent version of iTunes has video organization features. It is in embedded systems in automobiles, microwave ovens, electrocardiograph machines, compact disc players, and other devices. Computer hardware is the physical part of a computer, including the digital circuitry, as distinguished from the computer software that executes within the hardware. Personal computers, the computer hardware familiar to most people, form only a small minority of computers (about 0.2% of all new computers produced in 2003) Market statistics. The full-sized model stores media on a built-in hard drive, while the smaller iPod nano and iPod shuffle use flash memory. As of July 2006, the lineup consists of the 5th generation iPod, with a video player; the iPod nano, with a color screen; and the iPod shuffle. Firmware is a special type of software that rarely, if ever, needs to be changed and so is stored on hardware devices such as read-only memory (ROM) where it is not readily changed (and is therefore "firm" rather than just "soft"). Most computer hardware