"They can shut the whole place down! It gets in the way of everyone's work."

He sees where you're looking and holds it out. It's an arrangement of wood panels, basically a roofing design.

"Pretty cool, right? I jut got clearance to reinforce the ceiling my way. It'll be totally watertight and hold up against the nasty weather, and still let the place breathe, you know? Mithos is working on a lightning rod."