I Built a Real 3-2-1 Backup System with TrueNAS, Offsite Replication, and UNAS

What started as, “I just need a backup,” turned into a full rebuild. I wanted a real 3-2-1 backup system for my homelab without signing up for a giant cloud bill to cover roughly 30TB of data. That ended up meaning an offsite TrueNAS box, a redesign of the main NAS, and eventually a third copy on a different platform so pulling back one file would not turn into a ZFS project. Watch the vide...