Take the high road with words like that? Ianto narrows his eyes slightly, furrowing his brow as he does. This is just so typical John, and yet it makes him want to take him by the front of his shirt and shake him. If you'd like you're welcome to--

"I don't think the robot really cares how 'proficient' I am," Ianto shoots back. "Though perhaps you'd like a practical demonstration yourself, if you're so interested in my techniques."

John is the one who brought it up in the first place after all. Ianto raises his eyebrows at the other man again. Two can play at this game -- how does it feel to have a taste of your own medicine?