It doesn't matter if you're running some flavor of Windows, UNIX, Mac OS X or Linux -- this isn't about OS wars.

ENGADGET: Entelligence: Stains on the sleeve of my operating system

X3A Modular Computers operate at 18Watts of power and will run any x86-based Operating System, including Windows 8 and lower, Linux, UNIX, etc.

ENGADGET: Xi3 goes the crowdfunding route for future X3A, X7A modular PCs (update: official PR)

Designed to be used as a standalone machine or in clustered configurations, the X7A will run any x86-based Operating System, including Windows 8 and lower, Linux, UNIX, etc.

ENGADGET: Xi3 goes the crowdfunding route for future X3A, X7A modular PCs (update: official PR)

This whole mobile OS thing is likely to shake out much like Windows vs. the world (Unix, DOS, OSX, Linux, etc.) With one dominating and the others relegated to a small number of die hard fans.

FORBES: Trend tracking: Google Games the Systems

But many companies, particularly those with Unix folk already on the payroll, have found that switching from Windows to Linux saves money.

ECONOMIST: Software