http://spectrum.ieee.org/energy/renewables/germany-takes-the-lead-in-hvdc http://spectrum.ieee.org/energy/renewables/germany-takes-the... Basically, the nature

http://spectrum.ieee.org/energy/renewables/germany-takes-the-lead-in-hvdc http://spectrum.ieee.org/energy/renewables/germany-takes-the... Basically, the nature of solar and wind power compared to the classical utility power is severely at odds if you try to shift to solar/wind too fast. It's more complicated than just comparing direct vs alternating current but it can be simplified to that.