Their problem was really bugging the place more thoroughly than any place had ever been bugged while still preventing the bugs from being discovered by one who, although quite mad, was one of the sharpest security chiefs ever to walk out of the mine schools.
If they did this well, they would have a total record of the technology of teleportation and its mathematics. They would know what happened to Psychlo because they would be able to cast out picto-recorders. They would know the whereabouts and possibly the intentions of other races. They would be in communication with the stars and universes and could defend themselves on Earth.
Terl would have to work out and build from scratch a whole transshipment console, for the one out there near the old platform was a burned-out ruin.
They nee
