Tudor-style wattle and daub, timber framed houses with thatched roofs.It's relatively environmentally friendly and sequesters a lot of carbon, and is well insulated. Willow coppices can be grown just about anywhere too.
"Sorry you couldn't have an open casket, your son's face, torso, and genitals were turned into mincemeat by the drones, and what the dogs left was not a pretty sight. But speaking of mincemeat..."
Imagine, all these commuter cars, steel, concrete and asphalt could be replaced with a single 30 megaton blast crater.
Noo I'm using the dialup!