Surprising? This is San Francisco, after all, "The City That Forgot How To Do Anything." I spent 36 years in the Bay Area (1966-2002), watching it transform itself from a place with a lot of class to one that catered to the lowest dregs of humanity.
One needs to always remember that all choices have consequences, although most of these may seem unpleasant and/or undesirable - at least at the time.
This case is an inevitable consequence of a choice made sometime back, and was "unintended," although completely foreseeable (if one would have chosen to use their brain for thinking).