Do you need another external hard drive to stash your increasingly large collection of music, movies and photos? Look no further than this great deal on a three terabyte drive from Western Digital. The price has been cut by $50, bringing it down to just $149. To be more specific, this is the Western Digital My Book Essential 3TB Desktop External Hard Drive (model number WDBACW0030HBK-NESN). It's a black block filled with three terabytes of storage and you can connect to your computer via either USB 2.0 or, preferably, via USB 3.0 for data transfers that are up to three times faster.