Canadian ISPs ‘boomerang routing’ traffic through the snoopy US
A new report on carriers and transparency found that the country’s internet lords aren’t being upfront about shuffling intra-Canadian traffic through the US, which means that data resides where the NSA can get its hands on it and Canadian privacy laws don’t pertain. 
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Story added 2. May 2014, content source with full text you can find at link above.