“I had never seen {{w|humidifier}}s before. ...[I]t's weird to make walls that are completely sealed, that cannot breath. ...In winter you have to plug in these instruments. You need a lot of electricity to get... a {{w|humidity}} that... is comfortable, while... my {{w|humidifier}} is my mud wall at home... It's completely automatic, and it's much more healthy. ...I'm living not in a total load bearing mud house, because I'm living in a 500 year old house. So I did a lot... inside... So there's a lot of hybrid versions also possible.”