As a kid, I spent countless hours drawing up maps of imaginary civil wars, feuding statelets marked by jagged lines on printer paper. I’d have these make-believe polities fight, draw arrows to signal invasions, and mentally play out cartoon versions of on-the-ground violence. When I wasn’t doing that, I’d spread playing cards across bedroom and hallway floors, shaping units and formations out of twos and tens, sorting armies by suit and value (I learned to play poker when I was... Read more