"If one were to try, as technology writers are wont to do, to characterize the state of operating systems at this approximate midpoint in the first century of OS history, one phrase that might spring to mind is existential angst. Or maybe identity crisis. I mean, consider:
"On the one hand, we are confronted with splashy operating systems news heralding new OS generations and directions and features, from the long-awaited release of Microsoft's Windows Vista and the new twists in Apple's Mac OS X to the peculiar maneuvers of Microsoft and Oracle regarding Linux--which, if nothing else, state loud and clear that Linux is an operating system force to be reckoned with..."