You should also be able to restore your data in a calm, controlled, and correct manner. Test your backups to be sure they work, and to be sure that you're still familiar with the process. You don't want to be stuck reverse-engineering your backup solution in the middle of an already-panicky data loss scenario.
Remain calm, follow the prescribed steps, and wait for your data to come back.
3 Copies
2 Media
1 offsite.
If you follow that then you would have no fear of data loss. if you are putting 2 copies on the same filesystem you are already doing backups wrongs