I think you're convincing no one by saying that it will be doing more harm than good. At this point anything would help the situation. SF is unlivable now.
It's yet another election cycle with the focus anywhere but the colors on this map [0], which are an explicit and unambiguous choice to have precisely the situation we have. This problem is not going to get fixed a few thousand units at at a time.
[0] http://default.sfplanning.org/zoning/zoning_map.pdf