It's the 27th floor of London's Centre Point - one of the city's tallest structures. Security is tight with the insistence that all potential recording devices are left in lockers on the ground floor. The room is decked out like a nightclub with low, red lighting and speakers mounted in every direction. It's the U2 playback. No expense spared.
 
Manager Paul McGuinness introduces the record to a small number gathered from national press. Tomorrow, the whole affair will be ...