The "standard" PC desktop is and always has been a moving target. Although the fear of obsolescence has diminished considerably from the early days of personal computing, it is still true that today's state-of-the-art system will eventually be too slow, too underpowered, and probably too archaic to warrant repair, or even use. To extend the life of aging computers, most schools, nonprofit organizations, and small businesses have relied on hardware upgrades to gain a few more years of usefulness from their equipment. (Contains 1 note.)