One-off event presented by London Contemporary Music Festival offering "a short pre-history of AI music." Featuring a new commission by Jennifer Walshe for voice and ensemble; music for player piano by Conlon Nancarrow; plus procedural, computational and algorithmic music by Mozart, C.P.E. Bach, Clarence Barlow and Hanne Darboven. London Wigmore Hall, 20 November, 7:30pm, £40–£5.