For people who don’t play city builders, it may be easy to look at them as something mechanical and bureaucratic. Grids of streets, well-ordered manufacturing production lines, and carefully tailored catchment areas to ensure residential zones will efficiently staff nearby businesses, don’t scream the stuff of life. Though, play enough of them and you will often see there can be a good deal of living going on at street level. Zoom in close on Cities: Skylines and you can follow…