Unless the activities on your computer are restricted to pure textual output (plain text files), your computer is going to get filled with a lot of "stuff" - stuff that can overfill a PC's capacity too much for the computer to function well. The problem is that while upgrading a computer is always an option, technology advances so fast that newer products (such as memory chips, new drives, etc. For those entering the United States from a foreign country, users will appreciate how Windows grants use of keyboard layouts native to their original language. Other uses will appreciate the different selection of cursors and the ability to add additional ones. Passwords. Since the computer in use may be shared with others, Passwords gives the almighty administrator the means to determine whether all users will share the same preferences and desktop settings or if users can customize preferences and desktop settings. Plain and simple, shareware is the best bet when you want to keep on top of the latest release of a particular program. Sure, computer stores do their best to keep their inventory up to date, but when you can download version 5.6042 of a shareware program as opposed to buying a commercial 3.0 version from the local computer shop, there's just no comparison. art - This extension indicates an image file that was compressed with AOL (America Online) technology. Both Internet Explorer and the AOL service software can display this kind of file, however if you don't have AOL installed on your system, Internet Explorer will display it. .avi - This extension indicates a video file playable by most multimedia viewers including Microsoft's Media Player. Sandbox devices are tools that come pre-loaded with things like calendars, calculators, and a notepad. What differentiates them from smartphones is that users can add (download and install) additional programs to smartphones and they seemingly become mini portable computers for the people who use them. Up until recently, public opinion held little faith in freeware or open source software - often regarding it as low-quality knock-off's of better known commercial products. But if you take a good look at what's being offered at no cost, you may be in for a big surprise. The quality of today's freeware and open source software created a strong rift among the commercial community and it's literally driving the competition bananas!