Why Does San Francisco Seem to Have Such a Huge Homeless Problem?

San Francisco does not have more homeless people than other citiesReally interesting reporting chronicling the SF homeless problem over the decades.http://fusion.net/story/148372/san-francisco-homelessness/?utm_source=twitter&utm_medium=social&utm_campaign=thisisfusionhttps://plus.google.com/+KevinElgan/posts/ALZ2LLzH8Rt