‘It’s a bit like a conversation,’ says Susan Tomes about the art of chamber music. ‘A good conversation, anyway.’ And she should know: as one of Scotland’s finest pianists and an unrivalled communicator, the players of the RSNO are always delighted to make music with her. Together, they explore the powerful 20th-century imagination of Dmitri Shostakovich. His Second Piano Trio probes dark secrets; his Piano Quintet is so striking that people used to hum the tunes on the Moscow Metro.