In reply to Jed Rothwell's message of Wed, 8 Mar 2023 19:41:19 -0500: Hi, [snip] >Both wind and solar would become more expensive if they exceeded ~60% of >capacity, because they would need extensive storage, rather than the >occasional use of standby gas turbine or Diesel generators. I think ~60% is >what they say now. Iowa gets 57% of its electricity from wind, but they may >be on a network sharing it with other states. Not sure.
When electric cars become more common, they can contribute to grid storage, allowing higher percentages of renewable energy sources. This also reduces CO2 from the transport sector. Cloud storage:- Unsafe, Slow, Expensive ...pick any three.