The serendipitous BlackBerry camera interference on photographs of Sabine Gruffat's JAWS projections (top) at PS 1's Light Asylum show today and Banks Violette's installation at Barbara Gladstone Gallery (middle) call up Erin Shirreff's comments at Triple Canopy's New Museum event last night, "The Medium was Tedium", in which she addressed the camera's resistance to black in reference to her slow-moving video, Sculpture Park, Tony Smith, Die (still below).