[He gives a soft smile. It might be in his nature, but he has a few reasons in particular why he even bothers looking into this kind of stuff]

Military history, particularly weaponry and ancient strategy, is my specialty. There is documentation of all kinds of weirdly impractical battle techniques that I find fascinating. And, occasionally, one or two can be modified to be effective in a modern application.

I'm glad to have piqued your interest.