I haven't, no. Show me, and I can reproduce the process.

[There's no doubt in her voice: Raine is a very quick learner. She takes what's handed to her, stacking carefully in one hand with her staff in the other. The salute gets only a nod in return-- there is more to be done than to worry about formalities.]

I know something of exspheres, but clearly not enough. Where shall we begin?

[Her inclination, naturally, is to start with Aden; but she follows the healer's lead with the key crests at first, observing a method before splitting off to apply it on her own. Raine mimics precisely at first, till she understands more precisely, and then begins to refine it for herself. Fortunately, however, there are not so many afflicted that she is about to gain extensive practice. And all the while she listens to Kratos and Lloyd, most valuable for the sense it gives her of Kratos, but with no small note of pride for Lloyd as well.]

[He handles himself well, even in a crisis. Now if he could only apply that to his academics... well, that's neither here nor there. Not right now.]