We here at Engadget believe that, while keeping data in the cloud is certainly convenient, one can never have too much local storage space. Hitachi shares our enthusiasm for commodious HDDs, and has rolled out a pair of 4TB drives to keep all your movies, music, and photos close to home. For those wanting to up the ante in their desktop machine, the Deskstar 5K4000 should do the trick with a SATA 6Gb/s connection and 32MB buffer. Its stablemate, the Touro Desk External Drive, brings the same HDD in an onyx enclosure and connects to your computer via USB 3.0 -- plus you get 3GB