Idris does stumble, but he catches himself in time to straighten up, and make a bee line for the camera. Derek hasn't said yes, but technically, he's asked a question instead of saying no, so Idris doesn't feel rejected.

"I don't see why you wouldn't. I want to see a photo of you, and I'm already looking at the real thing."

Now that his initial fear of being punched has dampened, Idris is left with a vast pool of useless adrenaline, pouring into excitement about what this photograph is going to look like. He strips the plate from the camera quickly, and withdraws a shallow metal container from amongst his gear, to begin the brief development process of tin-type photography.

"What's your name, by the way?"

He does not mention needing this information to print as a byline to what is almost definitely going to be a great and publishable photograph.