I have had my Dell Dimensions C521 for approximately two years now, and I have never had a problem with it.  There are so many useful attributes about this computer.  I very seldom have any trouble finding my files and programs.  Once in a while, I have a problem finding some of my pictures, but that could be my fault, as they may have been put in the wrong place.  I would recommend this computer to anyone who is looking to buy a new computer.  You can't go wrong.  The price was right and the quality is very good.  Websites are easy to find and information sites are easily found.  If a...