Technology never stops moving foward. Hardware gets faster, and operating systems gain new features and (we hope) finesse. This is natural computing law. But just because computers are one big exercise in evolutionary progress, that doesn't mean certain computing maxims ever go out of style. Take, for example, the nuggets of wisdom in the following list. All of these things are as true today as they were 2, 5, and in some cases even 10 or 20 years ago.