San Francisco, the lovely City by the Bay, is generally a safe place to live, especially when compared to other cities of similar size. Homicides are about half of what they were a few years ago, and property crimes have continued to decline as well. With a booming tourist economy and resurgence in tech start-ups, it is no wonder that more and more people are leaving their hearts in San Francisco.
However, what appears to be a completely positive picture at the aggregate level turns out....