To get to my point of all of this, the point is the same
solar condtions can have entirely different climatic impacts and outcomes, due to the forcing / posiitve feedbacks that are created and where they take place in the climatic system.
about (1) if world
solar energy power plants are conneted by superconductive cable, daytime and night time, rain, cloud and so on
condtion can be average, whole world can use
solar energy power pland's producting electric, this is GENESIS plan.