Tracking solar systems can deliver 5-hours of generation. Solar and wind is for super cheap bulk energy. Solar is delivering the cheapest energy in history. The

Tracking solar systems can deliver 5-hours of generation. Solar and wind is for super cheap bulk energy. Solar is delivering the cheapest energy in history. Then we use a portfolio of other resources for balancing - grid interconnections; short and long-duration storage including pumped hydro; load flex; and bio-fuel, electro-fuel, and natural gas generators very occasionally.