Call it coincidence if you will, but on the same day that Super Talent announced that its 2TB RAIDDrive would begin shipping next month, OCZ has finally confessed that its Z-Drive is shipping right now! Originally shown in prototype form back at CeBIT, this PCIe card is equipped with four SSDs linked in a RAID 0 configuration. We'd originally assumed that just a few capacities of the same device would be available, but we're learning today that two iterations will be produced