"Puppy uses Joe's Window Manager (JWM). More traditional Linux distros use a less compact desktop interface such as GNOME or KDE Latest News about KDE. By comparison, JWM is much simpler with fewer user options. It is configured with a clock, sound, a battery level indicator for laptops, a memory indicator and a CPU utilization graph.
"Unless it is installed on a hard drive, the Puppy Linux OS runs piggyback on the host computer. This gives it easy access to user files from other platforms or other inserted USB drives. In addition, since the operating files are copied onto the USB drive and into memory at each bootup, you can remove the boot CD and get full functionality out of the CD/DVD drive for other purposes, such as playing music files, viewing movies or burning files."
