only worth worrying about if you're doing something you shouldn't
Or what someone else decides you shouldn't.
Or what someone else decides you did that you didn't.
And why not just post your credit card details on here if you don't care who has them.
So many shades of grey in this discussion.
Oh, and regardless of whether you think Edward Snowden was right or wrong to do what he did, the one thing he proved beyond doubt is that even the people who have access to all this data are human and they will make their own decisions about how they use it, for better or for worse.