I find myself spending time with a new demographic, and I'm not sure what to make of it.For most of my life, I had few friends and those friendships were based on a shared intensity. We didn't always do the same kind of thing (I was cautioned early to keep as many friends as possible who didn't deal with the world of crime) but whatever they did it was intense. Usually dangerous. it allowed us to share a frame of reference that was rare with my other circles, largely people I met at the...