Linux Desktop Myths Exploded
Here is a Gartner study with actually some excellent points. Since the real study is $95, read the highlights for free above.
"Supported versions of Linux are not free," Gartner analyst Michael Silver notes. Consumer versions of Linux are basically free, but "enterprises that require vendor support for their client OS will need to pay for it."
Hype about Linux on the desktop is increasing, according to Gartner's recent study, "Myths of Linux on the Desktop." The goal of the research was to enable enterprises to be objective in understanding the benefits of the Linux OS on the desktop, separating open-source fact from fiction.