[geeks] Cheap/reliable backup?

[Mouse]

>> If I could figure out a way to dump a disk onto Blue Rays I would
>> consider it.  Making a bunch of right-sized tarballs to fit most
>> media is too problematic.

> http://unix.stackexchange.com/questions/21373/can-i-automate-tars-multi-volume-feature

> The TL;DR:

> tar can do multi-volume backups, originally designed for tape.  You
> can specify the length of the tape (output file size) and [...]

Um.  "tar" can't do that.  Some implementations of tar can, perhaps.
(tar is not a single thing; there are many tars and they vary widely in
their capabilities, and that is not part of the core they (almost?) all
share.)

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