What better way for Seagate to celebrate its $1.375 billion dollar purchase of Samsung's HDD division than to re-introduce the old firm's breakthrough? Seagate took the Samsung's 1TB platter prototypes and packed them into a real hard drive, bringing the new technology to market for the first time. These new drives will boast an areal-density of 625 gigabits (78.13GB) per square inch, scoring 1TB platters for the outfit's next generation of hard disks. Unfortunately, Seagate won't be cramming four of those 1TB pla