The Lapsus Festival of avant-garde electronic music and trendsetter like no other in the city celebrates its fifth edition with an extra day added. Lapsus kicks off on Friday April 6 with a programme dedicated to pioneers of electronica, including German artists and legend of kraut rock Hans-Joachim Roedelius; visionary American producer and father of the punk sound Craig Leon; and experimental Hispano-Norwegian duo N.M.O. Laut hosts the night-time acts with a showcase of the Portuguese platform Príncipe Discos, brought to you by DJ Lilocox and DJ NinOo. On Saturday the 7th you get more than 12 uninterrupted hours of music that starts at the CCCB at 5pm with performances by Lee Gamble, D'Arcangelo, Deena Abdelwahed, Photay, Renick Bell, Rrucculla, and the b2b set from Philip Sherburn and Tutu. You'll also be treated to 'Voyage to the End of the World', a sound odyssey specially designed by the Modern Obscure Music label, with a showcase featuring performances by Island In The Sun, a new alternative project from Pedro Vian; Defled; and the duo NYEM. Later, London label Whities is the star of the night at Laut with British artists Minor Science and Tasker, who will close out the festival.