CRN: LINUX Nibbling Away At UNIX

“The price of the Linux operating system,$0.00,is right.
Although software vendors such as Red Hat Inc. and Caldera Systems
Inc. sell documentation, drivers, support and media for their
versions of Linux, the source code itself is available at no charge
on the Internet, and end users pay no seat-license fees. That
near-zero software cost for the operating system means hefty margin
potential for VARs…”

“Unix and Linux can serve different areas well, and there is
plenty of room for both, said Miles Barel, IBM’s program director
for Unix marketing.”