Every year ioSafe has some absurd demo to show off just how tough its rugged hard drives are. They've already played with fire and peppered a portable model with buckshot. This year the company turned to an eight-foot tall Tesla coil and pointed its bolts of current at a prototype Thunderbolt model of its Rugged Portable -- which the company hopes to ship sometime in Q2. Unlike previous versions, this one packs dual SSDs in a RAID array for redundancy. After being blasted repeated
