Painting and Photography

Yet it threw the older medium into crisis, removing at a stroke painting's unique capacity to bear witness. | Dependence, rivalry, envy, emulation: painting and photography, like members of a dysfunctional yet inseparable family, just cannot cast off lineages of influence and appropriation. | Photography, from its appearance in 1839, looked to painting for fundamental models of depiction. | How these two media leapfrogged through the Victorian age, defining themselves against one another, is the subject of Tate Britain's curious, jumbled new exhibition Painting with Light.