[thomnottom]

My guess would be that the American government has less reason to test what would take down some of these services. And not for benevolent reasons, but because they could more easily send in armed agents and simply unplug those services.

[M_Grey]

We've already shown that we can pretty effective destroy a country's infrastructure from the air as well, not just with explosives and incendiaries, but other clever tricks as well.

[PuffinBlue]

Such as...

[M_Grey]

Such as, for one example that's been used to great effect: https://en.wikipedia.org/wiki/Graphite_bomb