Government alarm test on your mobile thing is TODAY at 3 pm

This is nothing new, it's a new version of a very old idea.  Centuries ago, a threat of invasion was communicated through bonfires.  Bonfires were built on hilltops and set alight to warn people and the military of foreign invaders.  The communication was in theory at the speed of light, in practice it was as fast as someone could spot a lit bonfire and light the next one.

This is nothing new, it's a new version of a very old idea.  Centuries ago, a threat of invasion was communicated through bonfires.  Bonfires were built on hilltops and set alight to warn people and the military of foreign invaders.  The communication was in theory at the speed of light, in practice it was as fast as someone could spot a lit bonfire and light the next one.

The beacons of Gondor are lit!