External Hard Drives - A Modern Day Necessity BACKUP STORAGE DEVICESYou can backup your files on cdroms and have the files compressed to save both space and backup time. WinXP will compress folders, subfolders, and files during backup.You can purchase compression software that will do the same, saving you cdrom storage space. The compressed files are automatically uncompressed once they are restored onto your hard drive.You can also use a...... Similar Editorial : Rugged Laptops Hard Drives by John Wally Smith. | Source : Computer Hardware Reviews