It's not quite a US launch, but it's close: Sony is bringing the more compact of its two 5-inch smartphones, the Xperia ZL, to Canada in April. While that's already good news for locals who like their Xperias extra-large, the real perk will be a change in Sony's tendency toward limited launches in North America. The release will put the ZL on several of the more significant Canadian networks, including heavyweights Bell and Rogers as small-but-significant carriers like Mobilicity, MTS, Videotron and Wind Mobile -- the only major exceptions appear to be Telus and the big providers' budget brands. There's no word on pricing, although we're not expecting