Classic. GCHQ and NSA are joined at the hip. If telefonica are right and it's spreading through the NSA hacks revealed by the Shadow Brokers then GCHQ/5-eyes has some responsibility for what's been happening.

Exactly. I'd hope something good would come out of this, i.e. no exploit hoarding by the NSA/CESG, but instead they'll double down and use it as a reason to remove even more of our rights online.