I've been using Linux (or more properly GNU/Linux), both on my computer at home and at work, since August of 2002. Now, in 2008, I've settled on two distributions: PCLinuxOS at home, and Ubuntu at work. "Distributions" are confusing to some people. There's only one flavor of Windows (well, not really, if you count 2000, XP, Vista versions, and so on). There's only one flavor of the Macintosh's OSX (well, not really, since 10.3, 10.4, 10.5 are all out there). But the point is that those operating systems are corporate properties. They are owned, and supported, by a single entity. They are families of operating system, usually along an upgrade path. Because open source software can be tweaked by programmers, quite legally, a single individual can patch together various pieces of software -- the Linux kernel, various choices among the GNU software repositories, a host of other background and icon themes -- and put his or her own name on it. And hundreds of ...