Well, my point was that the 100% electric cars don't run on gas. They would have to purchase a new car to take advantage of the gas prices, which is a higher barrier than just choosing to fill up with "electric fuel" or "liquid fuel" when your car is running low.
Because the cheapest watt to generate is the one you didn't have to generate in the first place.
On the other hand, Texas has so much wind power locally that they can't ship out of the state yet that some utilities give power away for free at night:
And, with the cost of renewables continuing to drop, along with government incentives, I don't ever see the cost of electricity going back up. Ever.