If 'un-affordability' caused million man marches, then we'd already have seen a dozen of them in San Francisco. The solution, building more housing, is simple,

If 'un-affordability' caused million man marches, then we'd already have seen a dozen of them in San Francisco. The solution, building more housing, is simple, well-known, and obvious, but the people who live there don't want it because it will hurt their property values. It's a classic case of entrenched power vs newcomers.