TidBITS: 11 Stupid Backup Strategies
The fact that your backup strategy is stupid does not imply that you are stupid. It only means you may not have given careful thought to what disasters could harm your data (theft, fire, hurricane, malware, software bugs, user error, and so on) or exactly what steps you would take if something did go wrong. I don’t want you to have stupid backups; I want you to have such excellent backups that you’re justifiably confident of being able to recover from any sort of data loss. In that spirit, here are ten — wait, make that 11! — stupid backup strategies I urge you to avoid.