>> Attacking torrent sources isn't about recouping loss from piracy
Actually it's part of the battle preventing something extremly easy like popcorn time becoming great, easy, and safe - because if that happens, the media industry will be in big trouble.
The current spat of cheap Android boxes preloaded with Kodi (which itself isn't an issue) and all of the third-party stream-torrenting plugins (the real issue), are posing enough of a threat for big Canadian telcoms to go after them here. They're too easy to use, not to mention stream a lot of sports which is the last bastion for many cable companies to hold onto subscribers.