> A 10 kWh battery adds several thousand dollars to the cost of the car. If manufacturers are not eager to make these widely available in all states it suggests

> A 10 kWh battery adds several thousand dollars to the cost of the car. If manufacturers are not eager to make these widely available in all states it suggests they don't find it profitable. A plug in hybrid is basically an EV with a much smaller battery though, and what must be a cheap generator. It seems at least as economical as a pure EV to me, unless the generator "taints" them and they cannot be sold with higher margins.