Backups Aren't Simple: One Engineer's Journey from Family Photo Loss to a 3-2-1 Backup
Aleksandar Filipovski recounts how his family lost all their photos when his dad reformatted a drive for a TV set-top box. That early lesson leads him through the escalating complexity of real backups: snapshots, rotation, deduplication, databases, offsite storage, and finally the 3-2-1 rule. He concludes that rolling your own is a trap—use Borg or Restic, and always test your restores.
There are two types of people: those who have suffered a catastrophic loss of data, and those who will.