Seems to me some foreshadowing in the works again. Between the warning to the royals, the founding pillars, the nods and thoughts from Tyris on how Lith reminds her of Valeron among all the other similarities in their back story. Lith gonna be king
Hope that they strategize first and experiment the array first to get a gist of tge potential.
Once, in Verendi, Lith said that he can use the demons like power nodes for arrays