It's only unremarkable in the sense that we know in the abstract that FB can look at our stuff. This makes it concrete. That's very important as it breaks the m

It's only unremarkable in the sense that we know in the abstract that FB can look at our stuff. This makes it concrete. That's very important as it breaks the mental model users have of Facebook, that messanger is in some sense private. Events like these can drive the point home that that is not correct.