[Weird time to give him a compliment, but Eren's tone doesn't exactly sound complimentary, so...Maybe Armin should take it as irritation instead. Like he's ever the one who gets to be naturally good at something anyway.]

I'll take that as a compliment. [So there.]

I might as well practice. If that's true, then...well, the implications are immeasurable. Having the ability to manipulate something at that scale - you'd basically be a--

[And we are just gonna go ahead and stop that train of thought right there. Eren's enough of a God already; the implications are terrifying is what they are. Eren might get so angry that he simply undoes reality. Oy vey...]

Well, it's a useful skill if it really does work. That's all.