Are There More Linux Users Than We Think?

"By my count, Linux has over 11% of the desktop market," writes ZDNet's Steven Vaughan-Nichols: In StatCounter's latest US numbers, which cover through October, Linux shows up as only 3.49%. But if you look closer, "unknown" accounts for 4.21%. Allow me to make an educated guess here: I suspect those unknown desktops are actually running Linux. What else could it be? FreeBSD? Unix? OS/2? Unlikely. In addition, ChromeOS comes in at 3.67%, which strikes me as much too low. ...