This is welcome news. I just wonder how long it will take councils to invest in it.
LED streetlamp aims to improve public's view of stars (http://www.bbc.co.uk/news/technology-22292129)
You will find that the cost of electricity will play a much bigger part in this getting done than us poor astronomers, mind you I only have the pub light to worry about, maybe I'll as Dave if I can fit one of these on the sign.