If you're going to use huge tethered balloons, why use PV? You've got the benefit of strong predictable winds up there, 24 hours a day, so once you've bought i

If you're going to use huge tethered balloons, why use PV? You've got the benefit of strong predictable winds up there, 24 hours a day, so once you've bought into the cost of tethered aerial power, wind seems a better bet.