But when one command conflicts with another command - or when one command asks for a process or information that isn't available, the computer returns results that aren't useable. That's an error. A prime example of this kind of error is when users attempt to use software that isn't applicable for their system. What Grandma doesn't realize however is that a used computer is an excellent training tool that she can use to prepare herself for something "better" in the future. We always say, "'Tis better to screw up something on an old, used machine than to screw up everything on a brand new one! Like "plain dough," the brand new computer isn't very useful by itself. It needs accessorizing. Depending on what's needed, accessorizing doesn't need to be expensive. In fact, you can get away with paying a minimal amount for extra software and hardware if these accessories are for children. Both files are capable of opening plain text, however WordPad can open Windows Write files (an earlier version of WordPad) as well as rich text files. WordPad can also save documents as plain text, rich text, and MS Word documents. So with WordPad having the ability to read and create rich text; embed objects (sound, pictures, and video); and manipulate fonts, we have to wonder if other word processors, which do the same thing, are really necessary. In a commercial setting, participants work for a paycheck rather than for the product. And this is what puts open source projects far ahead of its monetized competition. As a software user, this means you can contribute to an open source project as well, and help to develop it into a product that reflects your direct preferences. The good news is that there are some practical steps you can take to protect your children from sexual predators, hackers, and other seedy individuals who want to cause harm. This article will describe a few of them. The first step in protecting your children at the computer is to prevent their access to passwords.