Its only a friend, 10 friends, 50 friends.....
How many "friends" do you have on facebook?
Of those how many have you really met?
List is a little thinner isn't it?
Do you know their friends? Their friends friends?
Those pesky 1's & 0's do.
The above pic is how that friends list expands. The link below is interactive to that and a whole bunch more regarding the info that Snowden has dropped.
The NSA hoovers data per minute
Since you began reading this, the NSA has selected 37.9 terabytes of data for review. That's about
9,712 two-hour HD movies.