Thrill-seekers, take note: the once destitute, now awesome O2 arena wants to become even more awesome. Since the Dome’s rebirth nearly a year ago, its owners have no doubt managed to squeeze a pretty penny or two out of the O2’s interior – what with all the purple rain, wannabes, and whole lotta love seen within its walls. And although Michael Jackson’s month-long moonwalk has yet to be confirmed, you might someday have the......