Smartphones have been all over the news and chances are, you do know what they are - only you know them under a different name. Smartphones are mobile phones with computer like capabilities. What's that? Aha! Yes, you've not only heard of them, you've probably seen them as well. Packed with Internet access, email capabilities, address books, and a whole lot more, cell phones have come a long way since their first debut. Instead, they'll connect to the router. To enable Internet access for each computer, this router will need to connect with a modem of the host machine. Once the hardware is set up correctly (you'll need to read the instruction manual of your equipment for details), you can then setup the network from Windows on each machine. Shareware has a long history and was rather popular in the days where BBS (bulletin board systems) reigned the online industry. It hasn't gone anywhere, but its competition with commercial software is fierce - so fierce that it tends to fall on the back burner among new computer users. This is unfortunate because shareware has so many advantages over commercial software. 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! So much so, that even some well known software development corporations have joined the cause and built a few freeware open source products of their own! As reported in countless news reports, computer viruses are rampant and they're extremely worrisome. This article will describe what viruses are and then point you in the direction of some rather unique protection and prevention. In short, a computer virus is a software program designed to destroy or steal data. But before you can see file extensions, you need to turn them on. From Windows Explorer, click on the "Tools" menu, and select "File Options." Click the "View" tab and then uncheck the box next to "Hide file extensions for known file types." Click "OK" and you'll notice that the files in Windows Explorer show a dot and group of three letters after their names.