Besides wanting a place to carry out his perusal of the others' interviews in peace and quiet, another reason Elidibus stays near it is in response to network talk about the possibility of stowaways. Which granted may have also shaped his reason for going there in the first place. So consider him a guard in case something spoopy does end up happening! He will periodically be looking around with his senses.

[A guard who brought his laptop with him to watch netflix anyway.]