London’s art world is changing, writes Jerry Saltz. “The best way to understand the change taking place in London is to think about what’s not going on: scandal. Although Jake and Dinos Chapman’s realistic sculpture of two bronze blow-up dolls engaged in mutual oral sex, unveiled last week in the Turner Prize exhibition, is sure to raise a ruckus, a new generation of British artists appears to be turning away from the shock tactics of yesteryear.”