(I know it's preaching to the choir, but ...) What's the solution? Owning your own home (and public housing). What's needed for that? Drastically cheaper hous

(I know it's preaching to the choir, but ...) What's the solution? Owning your own home (and public housing). What's needed for that? Drastically cheaper housing. What's needed for that? Economies of scale. (Higher density, mass-production of components with as much prefab as possible. A few standard floorplans with some customizability.)