His head tips, bringing a hand to his mouth. "Isn't that only among your aspect? I've never tried it, so I can't be sure." He gestures at his familiar all the same, though, not looking bothered. "If I send it on its own, it can tell me information without risk of it being overheard. Not that I've a reason to; I'm mostly testing its limits, currently."

Though he'd chosen the spell because it sounded fascinating more than any real paranoia. "There are many spells that can be learned. It's actually impressive."