Street Lights
I hate street lights and those big ugly poles sticking up out of the ground. I also hate the way trees need to be butchered and disfigured to cut wires away from the branches that come close to the branches. I also wonder how many people die when they hit those poles with their cars. By now I would have thought something better, cheaper, safer and more aesthetically pleasing would have been invented. I could imagine some sort of rope netting holding LED lights shining down on the middle of the road. The rope netting also holds solar panels and batteries configured in such a way as to be light enough to be strung up above a future tree canopy. The netting can carry low voltage to each light. Lights, batteries and solar panels can be monitored from a central source to see which compoenent has failed. Drones have been designed and built to swap failed components out quickly and easily. If the netting falls, it's not dangerous because the voltage is not at a dangetous leve...