This certainly sounds it is more about bad planning than viability of renewables. Maybe a gas plant isn't economically viable if it just runs on peak hours, but

This certainly sounds it is more about bad planning than viability of renewables. Maybe a gas plant isn't economically viable if it just runs on peak hours, but the can be quickly brought to a state where energy is produced. Nuclear plants have more difficulties here, coal plants are dirtier. Every form of energy production has advantages and disadvantages...