There has been no small amount of grumbling about the fact that the big summer festivals in Edinburgh don’t include a visual arts component. Now a high-profile group is attempting to start one. “The summer event – which would be modelled on the lines of the Venice Biennale, Europe’s leading visual arts festival, is likely to involve exhibitions, discussions and book-signings by leading figures in the art world, as well as giving contemporary Scottish artists a showcase opportunity.”