It will help many and probably if it is used intelligently it will solve many "future" problems, after all it is very innovative, we have an idea that covers the fact that we can "predict" certain things like, roads that are undergoing traffic in a more "real-time" way ”, From the lights we could detect a traffic jam very easily on a sawn road for example where an application like moovit, waze among others would not pass this information on to you unless someone who is already there knows this to pass the information on to the application, not to mention the prevention of the environment that in a “smartly used” way again will be able to show us how the environment is affected by the brightness on roads or even close to cities, and yes it is possible to guarantee that it works we have images that prove that roads can be analyzed from the lighting generated by cars at night.