It's costly to produce and as you can probably guess, that cost is passed on to the end user: the consumer. Open source software on the other hand is free. Free to download, free to install, free to use, free to modify, and free to share. Started over twenty years ago, it's a phenomenon that is gaining in both popularity and exposure. Most cash registers are Windows XP or Vista machines that send purchase details back to headquarters via the Internet (or a small Intranet). Having your weight, blood pressure, and heart rate measured and recorded is now a digitized process. Even ordering a pizza is now a simple matter of dialing from a wireless cell phone and making a few selections from series of pre-programmed menus! This way, personal data (such as bank statements, store receipts, health records, etc.) is protected from prying viruses or hackers, while the newer machine is used to surf the net. As you can see, old computers still serve a purpose either for you or for someone else. And although selling an old computer is always an option, there are a number of things that you can do with an old computer. By using simple commands, you can program your computer to perform mathematical tasks, fill out web forms, compose an email message and send it off, or any number of other things. If you're interested, you may find Visual Basic is one of the most easiest programming languages to learn. Visual Basic is an object-oriented programming language and it automatically codes much of a program the minute a programmer drags a button onto a screen. Keep your computer's fan clean by preventing the fan from getting dirty or dusty in the first place. Use the computer in a dust-free environment and never smoke around it. Nicotine and tar mean certain death when it comes to computer fans, however should you find a need to clean the fan, do so with extreme care. 's China subsidiary to pay $27,000 for aiding music piracy, the company and a music industry group said Tuesday."1 Additionally, "EU lawmakers approve prison terms, fines for major commercial piracy (International Herald Tribune) EU lawmakers voted Wednesday for legislation that would set prison sentences and fines for large-scale commercial piracy, but exempt patents and copying carried out for personal use.