Watch on Soap2day. Guitarist Rodolphe Burger and multi-instrumentalist Julien Perraudeau pay tribute to Kraftwerk by reinterpreting the entire album "Radio-Activity." A performance of the third kind, given before the audience of the C'est dans la vallée festival. Recorded on October 9 at the C'est dans la vallée festival in Sainte Marie aux Mines, Alsace.