If you have a computer at home, [b]how much about it do you know[/b]? Do you know it inside out? Or you know enough to do the basics? Or you don't know much at all, except from using it? - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - I know how to re-format and re-program my computer. But I don't know much about hardware. I can clean it, but I can't entirely take it apart. If I get hardware failures, cleaning it does the trick sometimes. But sometimes it just needs a pro technician to fix it.