Well, he's not exactly snarky. He's... mercurial. One day her flirting will entice him, and another day he'll just walk away. He also doesn't understand how to be nice. And James gives her props OOC for being top of her game.
So, when will we commence with scenage?
And luckily, I don't see how he could get in her way. He's not one for cloak and dagger stuff.