RV Fuel Issues & Prices - Post 'Em Here!

The UK installed the largest wind farm in the world in the North Sea where the wind blow more that almost anywhere else in the world. They are already starting to fail on the concrete bases and the government has decided not to repair them. As they fail, they will be sold for scrap. Had all of this money been spent on research, then maybe we would be further along in our search for cheap dependable energy. A simple question for those who have not taken the time to research wind and solar is, "If these make such great economic sense and are such a great deal, how come they are not on every roof top?"