In a new weekly column about the world of classical music, Tom Service bemoans Hollywood turning pieces into slop through overuse. Plus: Philip Glass withdraws his symphony from the Kennedy Center In a new weekly column about the world of classical music, Tom Service bemoans Hollywood turning pieces into slop through overuse. Plus: Philip Glass withdraws his symphony from the Kennedy Center B ack in 2008, Transport for London came up with a ruse to dispel antisocial behaviour: it piped