Beacon Fires and Carrying the Signal
This was inspired by this scene, which I have always loved:
The idea of the Beacon Fire and being part of the signal has appealed to me and the part of me tied to Heimdall for years. Imagine the long and painful duty waiting for the one day when you light the signal, much like Heimdall and Gjallarhorn. Such images appeal to me.
Here is an historical reference to Beacon Fires in England, which likely influenced Tolkein:
Now, where am I going? To be part of a signal system takes preparation, dedication and possibly training. You have to be ready to be called when the time comes. This could for all sorts of reasons:
Watching for Abuse
Acting as a Security
I like the metaphor and the mission of it. Something to meditate on.