29 February, Portico Quartet, York Hall (Bethnal Green). Merc ury-nominated East London-based Portico Quartet’s music draws on electronic a, ambient, classical and dance music. The inspiration of Burial, Mount Kimbie and Flying Lotus rubs shoulders with the textures of Arve Henriksen and Bon Iver and echoes of Steve Reich and Max Richter. booking: http:// www.barbican.org.uk