Bitrot still affects traditional RAID.<p>&gt;  As much as it affects ZFS, that&#x27;s my point.<p>That&#x27;s not true. RAID protects you against disk failure but bitrot is caused by unrecoverable read failures. Check out this ars article:<p><a href="http:&#x2F;&#x2F;arstechnica.com&#x2F;information-technology&#x2F;2014&#x2F;01&#x2F;bitrot-and-atomic-cows-inside-next-gen-filesystems&#x2F;" rel="nofollow">http:&#x2F;&#x2F;arstechnica.com&#x2F;information-technology&#x2F;2014&#x2F;01&#x2F;bitrot...</a>