While we're still waiting on an American carrier to officially release Sony's Xperia ZL, it turns out that Canadians don't have to be quite so patient. That promised April launch in the northern country has come right at the start of the month, and locals can order the compact 5-inch flagship from Bell, Rogers or Videotron as of today. Pricing varies sharply between networks, however. Bell is offering the most aggressive discount, at $100 on a lengthy three-year contract, while Ro