[He smacks a palm against his forehead in mock realization.]

No, really? How could I have ever thought that! Just because you've demonstrated it on the network, used it in my presence, made a fucking potion in that last video, and apparated into the building, I would have zero fucking clue that magic would be what you have, nor, having done what you just did, that it would negate the need for transportalizers. How could I have ever been so completely incompetent?

Of course I live here, moron.