Movies: Contemporary classical music

I am sitting in a room is a sound art piece by American composer and sound artist Alvin Lucier composed in 1969. The first performance of the work was in 1970 at the Guggenheim Museum in New York. In collaboration with his partner Mary Lucier. The pi...

Who gets the idea to write “Nine unfinished symphonies” - one of them perhaps the shortest Symphony in music history? Or "1001 sonatas’ - each lasting about a minute but in total being one of the longest pieces ever written? Like a postmodern Erik...