"Yeah," she said, nodding. "Not just motion, you'd need some kind of ... way of tracking kinetic energy. Like. Forces and impacts. There would have to be a way to do it, I'm just not sure how."

She laughed. "Nah, I can make a gun any time. I add flamestrike and stuff like that while I'm at work, you know? This is ... different. It's neat. I like it."