He loves maps as it allows him to apply that data in levels of detail he likes i.e. the way we know every postal code in the land but nothing about the regional dish of the Yoai
So basically, he would be a really shite gamemaster for a tabletop RPG campaign.
"You learn that this cave system is TOTALLY FULL of orcs! Here an orc, there an orc, everywhere an orc orc!"
"Okay, so what do they eat? Or whom do they find to rob out here in this extremely barren desert with constant blowing sand and an ogre supposedly running things?" (Yes, that's a Greta reference)
"Uh... uh... shit... have a plan, Philip... THEY PUNCH NAZIS! OKAY?"