content: They'll be on every lamp post, approx 20m apart, and he reckons they will be used as a phased array to either target a specific spot or as a sweep scanner (sorry I don't know the correct terminology for this) at a frequency that will penetrate buildings, and in the UK they're usually pretty close to houses, I have an LED street light just outside my front gate. The guy reckons to have worked on phased array targeting systems for the military. Aaaaand I don't think he mentions these are 5g transmitters, the LED is incidental.