The spirit of Jean Genet has been invoked far too often by would-be provocateurs for his warped aphorisms, especially tiresome when sputtered by indie-rock’s supposed enfants terribles; so many wannabe-libertines have cited The Thief’s Journal in justifying their decadent posturing, I wonder whether Genet’s had a moment’s rest amid his turning in the dirt. When Fat White Family frontman Lias Saoudi told The Quietus recently that Genet was the “lyrical bedrock of the album”, I feared that the band’s raucous black comedy might have begun to curdle into banal pretence. No such worries. While the group has straightened up in some ways…