"They might simply pass laws that forbid the use of cameras that encrypt images. By declaring them illegal, governments could seize them at the border or whenever they are found."
Making that more difficult is one reason to make it a standard feature rather than a specialist add-on. Any country where tourism is a significant revenue generator for Fearless Leader's Swiss bank account can't afford to have the border goons stealing cameras from every tourist from Topeka.
The only "one simple fact" I see is that he lost almost a billion dollars during the Clinton economy, when a monkey throwing darts at a Wall Street Journal would have picked out a profitable portfolio.
And any answer may be given. For security purposes, I salted (i.e. added plus-or-minus a random amount in the range of "large fraction of the actual answer") my responses to the nosy (US) "long form" (before it got replaced with the ACS form).
In addition to denying reality, Hanningan's not so hot with the idioms, either, pluralizing "heaven". Unless GCHQ's extensive surveillance extends into the otherworldly, and they've documented a plurality of heavens.
Maybe he would have gotten it right if he's stuck to a metaphor from his own side of the aisle ("...with the devil knows what consequences...")