[quote]Originally posted by PJPilate:
<strong>Most DAT drives store between 8-20 Gigs of data, and are more expensive than the $99 for an IDE raid controller and $200-$249 for a hard drive.</strong><hr></blockquote>

Actually, 60GB 7200rpm hard drives don't cost anywhere near $250..you can get em for $130 if you look around.

So I'd have to second your opinion; do the RAID mirroring.