I dunno, the way he thinks is different; from him admitting how he gets bored with things, to his hyper cleanliness.
He's just able to focus in a way others can't (when he wants).
I say it with respect, he might be on the spectrum or has elements of it, because I've seen people that are like that and just when you'd think they can't cope being in public or are a little quirky, they then reveal other worldly talents that would take others years to master.