Inside the brilliant cube of the Engineering CPU, a window outlined in green suddenly opened and the giant eye of a Watcher program gazed straight into Piper's face. Things were starting to happen now, all over the Maas Intertech computer cluster. The power failures she had ordered had been noticed. Programmers and technicians were trying, without success, to get into the engineering mainframe. The security CPU had doubtless put the cluster on passive alert. It knew something serious was wrong, but it didn't know what. It needed more data.