Feature: Set Up Real-Time, Bulletproof Backup Drive Redundancy with RAID There are several different RAID configurations beyond the basic RAID 1 mirroring, some of which offer faster hard drive performance or different combinations of performance and mirroring, so if you really like the idea of RAID you may want to explore other possibilities. That said, RAID 1 mirroring is probably the easiest RAID to set up, and it's certainly one of the least complicated and most worthwhile backup solutions on the block. Of course, you may still want to set up automated off-site backups of your really important files, which offers you an added level of backup in the event of theft. But for pure security and no-loss backups in the face of hard drive failure, nothing does the job better than a mirrored RAID 1 backup configuration with system:unfiled