Consisting of Sufjan Stevens, Son Lux (the electronic vehicle for New York's Ryan Lott) and Chicago rapper Serengeti, s / s / s – see what they did there? – is a creatively ambitious new venture that has just borne its first fruit. Their debut EP, Beak & Claw is out today in a variety of formats, including vinyl and digitally via bandcamp. You can have a listen below – autotune, dark verses, orchestral glitches and crashing cymbals await.