If you fancy Western Digital's MyBook Tunderbolt Duo, the outfit has just announced a new external storage offering that also sports the aforementioned connection. The MyBook VelociRaptor Duo packs two 1TB 10,000 RPM WD drives that carry the same prehistoric moniker -- as the name suggests (in both cases). These dual heavy-hitters create a 2TB repository for HD video, 3D rendering and th