After being snubbed by Hitachi in the race to push out the industry's first 1TB desktop hard drive, Western Digital made darn sure it was first to ship a 2TB version. Now, the company is raising its fists in celebration once more with the introduction of the sector's first 2.5-inch 1TB mobile hard drive. 'Course, this isn't the first 1TB drive of any kind in this size, as that honor goes to none other than pureSilicon and its ultra-spacious 1TB SSD. Still, we recall thinking that a dri