They seem like such simple structures. I could build one of those out of rammed earth or cob in the time it takes to put up the rain shield. Cheap housing (espe

They seem like such simple structures. I could build one of those out of rammed earth or cob in the time it takes to put up the rain shield. Cheap housing (especially in rural areas) is a solved problem. Cheap, legal, socially acceptable, housing is not.