 Why did Jimmy Tremaine visit his hometown?
In his room at the Elsby Commercial Hotel, Tremaine opened his luggage and took out a small tool kit, used a screwdriver to remove the bottom cover plate from the telephone. "Jimmy," he said, "Jimmy Tremaine." In a back room Tremaine said, "To everybody but you this is just a visit to the old home town. Tremaine covered the discovery of the powerful unidentified interference on the high-security hyperwave band, the discovery that each transmission produced not one but a pattern of "fixes" on the point of origin. It showed a set of concentric circles, overlapped by a similar group of rings.
 To locate a device.
 To catch a criminal.  To have a tour and visit the sites.  To locate a device.  To visit family and old friends.