People need to slow down on car trips. You will enjoy it a lot more if you are driving less than 300 miles a day, which puts it into the range of most electric cars.
If you can't do that, just fly.
If you can't do that, just fly.
Flying is worse for the environment, anyway, since there will be no electric jets in the foreseeable future.
That said I’ve spent 10+ hours going from sf to la in a car.