WikiHouse
... that the frame of a WikiHouse can be assembled in less than a day by people with no formal training in construction?
... that the frame of a <b id="mwA5k"><a href="./WikiHouse" id="mwA5o" rel="mw:WikiLink" title="WikiHouse">WikiHouse</a></b> can be assembled in less than a day by people with no formal training in construction?