Ah, then it was what he had expected it to be. David raised a single eyebrow at the question.

“Is this you asking me to tie you up? Because I need you to be a bit clearer in your questions, Billy. If it’s simply whether I’ve thought of it, yes. More than a few X-Men have that as a kink, and so it’s something built up in my head. So whether I mean it to or not the knowledge bubbles up from time to time. But that isn’t what you’re asking.”