“As a woman, an artist, and an activist, Karin Dreijer has found that transgression is a valuable currency. In the Knife, alongside her brother Olof Dreijer, she’s stirred up indie scandal through pseudo-incestuous lyrics and lip-synched performances; their early work tried to sneak their socialist politics inside shiny synth-pop missiles. But the problem with shiny synth-pop is that clever lyrics ”