Probably because he's the most powerful person on the planet wearing a t-shirt which signals that he stands for the very value's most assume he disregards?
He's probably heard of you and that's the real power. He may have to do a few searches but he definitely knows more about you than you know about about yourself (you can forget what you said, how you felt or what did--the computer does not)
you're ridiculous if you think a person can be reduced to a model derived from algos
Not sure if...
"Most powerful guy on the planet? I hadn't heard of him until now."
OK. Troll.
Do you think that your having heard of him, or not, has anything to do with how much power he wields? The guy commands the NSA and a big chunk of US military forces. See: http://www.wired.com/threatlevel/2013/06/general-keith-alexa...