That's cool, Roman. I have been debating different back-up options...but am trying to hold off until March of 2010 when USB 3 is supposed to finally come out.
Is this what you got?
Data Robotics Drobo DRO4DD10 Hard drive array - 4-bay
It looks like a very nice, comprehensive and affordable product.
I have been looking at something slightly different...I just wish it had a 2nd drive connected to it.
(1) The io Safe Solo Drive....
http://www.costco.com/Browse/Product.asp...opnav=&s=1#