Unfortunately the Drobo was too noise for my taste (even with WD Green Caviar drives).
The only way to get really quiet storage is to go for a bunch of 2.5'' drives, which are quite a bit more expensive though (and only availabel up to 500-640GB).
The only way to get really quiet storage is to go for a bunch of 2.5'' drives, which are quite a bit more expensive though (and only availabel up to 500-640GB).