And this one may cheaper than what we are used to. What is the important part. (I still think it won't compete with solar+batteries. It still needs valves, tur

And this one may cheaper than what we are used to. What is the important part. (I still think it won't compete with solar+batteries. It still needs valves, turbines, and moving generators. Those things used to be considered cheap, but are becoming incapable of competing nowadays.)