A CD writer and DVD-ROM drive is usually sold as a combination. You can do it to rip your favorite music files from your CDs, write new files on a CD, and play DVD movies. If you are building a gaming computer, you will need a CD drive at the very least. You will need the CD drive to install and play your PC game CDs. A need for additional network routers and/or switches is required or performance will be unbearable. Show how many devices have been added to the network and why there is a need for more routers or switches to meet this growth in the coming year. If we count iPad sales alone, that would make Apple the 4th largest manufacturer in the computer market. But, when we factor in their computer hardware sales, that makes them the second largest computer brand in the world. Microsoft has been the most popular brand in the computer market with their Windows operating systems for many years. When choosing your mouse, be sure that it is comfortable to hold. Some mice are built for computer users with large hands. You will have difficulty maneuvering with these types of mice if your hands are small. The same thing applies if you are trying to handle a mouse that is too small for your hands. If at first you won’t succeed, try repeat the process. Motorola’s taken this little advice to cardiovascular system with the X2. It packs a dual-core 1.2 GHz processor in addition to 768 MB of Ram memory. There’s a 4.3″ he presents and, of course, the 8 MP player with the dice. That would sound considerably more impressive if it were not so damnably like some other phones on this listing. Come on folks- at least give us a keyboard.