Canadians have had the option to buy a factory-unlocked iPhone for awhile, but liberating Apple's handset after the sale has been officially limited to Rogers and Fido customers. As long as MobileSyrup's leak is the real deal, though, subscribers to Bell and its Virgin Mobile branch can spring for an unlock as of today. That's good news for many, although the hurdle is once again the carrier's desire to keep customers from jumping ship. Those pursuing an unlock will supposedly need to be out of contract, skip any prepai