All because the market mechanisms don't pay sufficiently for consistency of supply, allowing cheap solar to take all the load when the sun is shining. You can

All because the market mechanisms don't pay sufficiently for consistency of supply, allowing cheap solar to take all the load when the sun is shining. You can run nuclear some of the time but it doesn't make sense to pay for it by the minute. Turning it off will make more money for the generators because prices will skyrocket. Regulatory failure all round.