I don't think the elevator is the best place for that.

[Very tight space, and who knows what he'd do under its influence? Ooh, ah...

But the question is a fair one.]

Essentially, it is where we monitor Shadow-related activity and other metacognitive phenomena. Tokyo has had rather high detections for quite a while, climbing steadily as the cognitive anomalies became more commonplace. The existence of the Metaverse ultimately wasn't that surprising when it came down to it.