Use one as normal, use a good backup program to do backups (with compression and deduplication if possible) to the other. Better than RAID in this kind of situation since it eliminates the performance ...
Today, RAID is fast and can speed up drive access on your Mac. Here's how to get started building your own, inexpensively. A Redundant Array of Inexpensive Disks (RAID) is a way to speed up your ...
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