But not cheap. Gas peakers are cheap compared to nuclear, and arguably much more appropriate for the foreseeable future when it comes to making up for renewabl

But not cheap. Gas peakers are cheap compared to nuclear, and arguably much more appropriate for the foreseeable future when it comes to making up for renewable energy's inconsistency problems. I mostly disagree with your initial assertion as well. A sufficiently large and diversified grid will largely cover itself, and when it doesn't, that's what peakers and so on will handle.