I agree three. Solar panels can be placed in desert areas where there is no sign of life anywhere, unlike the windmills placed in a wide area shortly before one
enters Palm Springs. They look ugly, have cost a small fortune (1 wind turbine is about $1,5 mill), are environmentally unsafe for birds and half of them did not work, never mind that the electricity gained from windmills is far less than from solar panels.
Here is a picture of the windmills near Palm Springs versus solar in the desert