He's done a couple of them - in gymnasiums or athletic arenas. I can't remember the name. It had jazz as the soundtrack. there was NO speaking, just jazz and boys' waists downwards. It was complete torture because it was a "society" event and we weren't sure we could get out early. Here's an article about one. May have been this. https://www.theguardian.com/film/2002/jun/30/artsfeatures.features Note he focuses on "young".