Chris sez, "Online backup startup BackBlaze, disgusted with the outrageously overpriced offerings from EMC, NetApp and the like, has released an open-source hardware design showing you how to build a 4U, RAID-capable rack-mounted, Linux-based server using commodity parts that contains 67 terabytes at a material cost of $7,867.
It's open-source hardware! Their blog states: 'Our hope is that by sharing, others can benefit and, ultimately, refine this concept and send improvements back to us. '"
Petabytes on a budget:
How to build cheap cloud storage
(Thanks, Chris!)