The only reason we have electric cars being pushed as much as they are is because of Tesla, specifically Elon Musk. It is not some government program. If it weren't for them we would have the Nissan Leaf and that is about it. And it wouldn't have half the performance that even it has today.
Short answer: Monied interests don't really care, or don't think it is possible or feasible.
Short answer: Monied interests don't really care, or don't think it is possible or feasible.