> Also, on a non-checksummed filesystem, how will you know whether a file needs to be restored from the backup? Has same edit epoch? If yes skip. If no compute

> Also, on a non-checksummed filesystem, how will you know whether a file needs to be restored from the backup? Has same edit epoch? If yes skip. If no compute checksum of both and compare, copy over in case they differ. I am fully aware of the flaws of this.