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Solar modules deployed in France in 1992 still provide 75.9% of original output power
(www.pv-magazine.com)
This is a most excellent place for technology news and articles.
Yes, if the vast majority of cars are going to be electric in 20 years, you are definitely going to need a lot more power in order to charge them.
Then let’s get some vehicle-to-grid adoption going and make EVs a net benefit for spreading load better.