Bob Geldof is in on a new arts center in Camden Town in the north of London. “There is a buzz about the Roundhouse that is reminiscent, to those of us who were kids at the time, of Camden Town in the Sixties and Seventies: a place where our world was remade in a purple haze of invention. The risk is high when you let the streets in, but what other way is there to understand what’s going on?”