The issue is more complex than that - resiliency and cost are also important. It's literally dirt cheap and super easy in many parts of the world to drop sugar

The issue is more complex than that - resiliency and cost are also important. It's literally dirt cheap and super easy in many parts of the world to drop sugar beets in the ground at 40 acres an hour. Photovoltaics (not even considering the chemistry equipment) to cover an hour's worth of planting will cost on the order of $20 million!