"But they ply, ironically, exactly the sort of rhetoric of fear that the right wing plies about terrorism -- somehow having an advance ability to request data capture == All lefties are going to be locked up."

Drumming a rhetoric of fear is exactly what is going on now to push this bill: http://www.cbc.ca/news/world/isis-recruiter-in-edmonton-enli...

and labeling inconvenient speech as "terroristic" is page 1 in playbook. This whole thing seems so ham-fisted that I'm amazed their are defenders of it.