So they brought sunlight to a parking lot. A. Parking. Lot. I was hoping for a decent cafe, restaurant, playground, meeting place, mosque or such to emerge. Let's see if that's going to happen.
It's the town square, which is usually a multifunctional space. Markets, fairs, dance festivals, pagan rituals, etc.
The point is not to light up the village (electricity can do that[0]), it's to provide a sunbeam when the sun does not reach high enough above surrounding hills and mountains to directly light up the valley bottom in winter (actually from september to march).
[0] with ~98% of Norway's electricity being hydro, and norway being a net exporter of electricity, feeding electrical appliances is not a huge issue