It's not a huge surprise that Zack asks, because of course he stands out like this, but he pauses anyway, wings shifting slightly. "Nah, 's fine, can't blame you for wondering about something this fine," he says. "I'm… I was a sprite before turning up here. Dunno what all this means now." He can't feel the Sburb code running through him, which only makes sense if they're not in the Medium, or anywhere connected to it, but that doesn't really help decide what he is right now.