Silly, stubborn, or even stupid. Either way, Stark technology at its finest.

"Programming is my mind, fuckface," York's temper was rising, evident in the words and the sneer on his face. "My chassis is my hardware, or I call it my shell. All of my parts within it are all of the functions you talk about but my programming is my brain and my personality. One wrong anything within it could fucking wipe all of that. Maybe I'll let someone map out and figure out my hardware, but I'm not letting anyone touch my programming. Oh wait, excuse me, my brain."

A huff. "Like I said earlier: would you want to risk your whole entire self by letting someone into your brain for a better fucking look? Most people would absolutely decline."