Ring any (Water Walk) bells?
A Memory Sidebar: Discovering yet again that some great idea I had was thought of by John Cage some 50 years before, I once asked Merce Cunningham whether he thought Cage wouldn't always be one step ahead of us. He smiled and asked in reply whether I was asking if John Cage would ever be fully assimilated.
He thought about this for a moment and shook his head no. Not in your lifetime, he said.