If your laptop or PC uses a hard disk, you'll be amazed at the difference an SSD can make to it. We take a look at 9 great benefits of an SSD and why your computer should have one.Computers have come a long way since the first Altair 8800's and Apple I's, and are increasingly customizable according to our demands.Not only do you have a selection of operating systems to choose from, but now you have options for how much memory and storage space you want on…