https://www.reddit.com/r/DataHoarder/comments/ce1cbg/beginne...
1. RelioSync for mirroring all data from multiple places into single place
2. DrivePool is a centralized local storage for everything
3. Arq Backup send everything on schedule to Wasabi cloud.
Above strategy supports (but not limited to) Windows, versioning, undelete protection, local storage resiliency (multiple local drives could contain multiple copies of important stuff), client-side encryption, cost-efficient offsite backup.