March 31st may not jump out at you as a day worth celebrating, but it's actually World Backup Day. In honor of this special day, our friends at ioSafe want to make sure you're hooked up with plenty of storage to mark the occasion. As a result, they're hooking you up with three chances to win a Rugged Portable hard drive of the 500GB variety (sorry, Terrence and sledgehammer not included). Half a terabyte of storage capacity ain't too shabby, but the beauty of this prize is not in what it can hold, but rather what it can endure. It's designed to take a heckuva lot of abuse from whatever you