# and is she fat?
She is being used as ballast....
She probably was not dismissed as she showed initiative and cunning.
In WW2 a periscope could be detected by radar as it was briefly raised and the sub sunk because of it.
Now imagine a radio signal being broadcast and being able to be picked up from satellites or ships or land based listening posts. That one ship would have the fleet around it and would put many thousands of lives in danger.