It is a natural thing to wonder, especially as a researcher. Once you notice something amiss, you cannot help but prod and question. [Jude's curiosity flourished under such conditions, even if frustration came hand-in-hand with those unknowns.]

I cannot say I have had much reason to use spirit artes here, but I would be happy to add my own insights to those you must have compiled already. [Considering those from their world already in Verens, he presumes Jude has a good pool to gather data.]