it's not a serious competitor to nuclear power How can you say that off-hand without knowing what the costs are? It's not at all obvious to me that building 30

it's not a serious competitor to nuclear power How can you say that off-hand without knowing what the costs are? It's not at all obvious to me that building 3000 concrete spheres with turbines and a bunch of PV panels is any harder or more expensive than building giant nuclear power plants.