"One of the best things about Linux is that its dozens of varied
incarnations are generally available as free downloads on the
Internet. To install the latest version of Novell's OpenSUSE Linux,
Red Hat's Fedora Core 5, or Ubuntu Linux, all you have to do is
download the CD or DVD image files from the distribution's Web site
or via BitTorrent (you can download the software from us), burn
them, and boot your PC with the first disc.
"But if your Internet connection is swift, and if you're only
planning a one-time installation on a single computer, you can skip
the disc image downloading and burning, and instead install Linux
directly from an Internet server..."