“There has always been a close relationship between music and architecture, experimental or otherwise, in terms of structure, pattern and aesthetics, even though sound ultimately describes immaterial space. Plainchant, for example, somehow belongs to Romanesque abbeys, even though its origins are much older, just as Bach is all but synonymous with baroque churches. For better or worse, Wagner conjures images of the fairy-tale, alpine fantasmagoria of Neuschwanstein, the Sleeping Beauty castle built by Wagner’s indulgent patron, Ludwig II. The avant-garde music of the 20th century has its architectural counterparts, too>”