Fedora 16 is the latest stable edition of Fedora, a Linux distribution whose development is sponsored by Red Hat, Inc. The main edition uses the GNOME 3 desktop environment, but there are editions, called Spins, that use other desktop environments. The available Spins in order of popularity, based on download count, are: Fedora KDE, Fedora Xfce, Fedora LXDE, Security, Games, Design-suite, Scientific-KDE, SoaS, Robotics, and Electronic-Lab. This review is of Fedora 16 KDE.