It is kind of scary to see how countries are powerless when it comes to Facebook. I know that this article and the whole discussion here is not about that but I get a eery feeling reading about it.
Theoretically, the PM could find herself having trouble with her social media reach in the lead-up to the next election.
The primary criticism that gets leveled toward Facebook is about privacy, but I think the degree of control they can exercise over communication is the more worrying issue.