The only sensible role for them is in smog-choked cities. They DO move the pollution out to far-away coal plants. Hardly anybody knows that that was the original raison d’être for EVs 40 years ago.
But internal combustion engine pollution controls have gotten so good that the original justification for EVs just doesn’t make as much sense as it once did.
The distribution lines cannot handle the load of a city going to electric cars.