A mirror is not a second copy · Proposed air date:
Caller Rick catches a failing drive early and asks whether mirroring should supplement backups. Dr. Dave distinguishes availability from independent recovery copies, warns that errors can propagate and emphasizes a separate off-site copy while agreeing that automation counters human delay.
This excerpt runs from 5:44.002 to 9:52.318 within its preserved source recording.
Proposed recording date: 2010-11-06. The exact broadcast date may differ.
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