IT MIGHT BE NEAT cuz Naoya probably wants to get the Laplace Server up and running and having it installed in a mobile body would help it collect the data it needs to do crazy future-predicting bullshit.

I MEAN DEMONS COULD GO WHATEVER WAY... he could install the summoning app into Wheatley. He could install a Harmonizer that would let Wheatley have access to magic. He could install the Skill Crack function which means Wheatley would be able to copy the powers of anyone he kills defeats...