> There is of course some thermodynamic limit to the amount of power we can use before over heating The benefit of solar is that no new energy is produced this

> There is of course some thermodynamic limit to the amount of power we can use before over heating The benefit of solar is that no new energy is produced this way. You consume what hits the Earth anyway. Things might change if and when we cover so much ground with panels, we change the global albedo significantly. But we're a long ways off from that.