All I know is that alternative energy sources are light years away from being available and cost effective at the moment. Some of us drive older vehicles, and with the added costs of getting to the store and to the doctor, who can save for one of these hybrids, even if we wanted one? Mine is a 4 cylinder, and we quit using the Explorer 18 months ago!
You bet it's not a free market mode, but it gets so bloody confusing, that I hate to comment. Pass the diaper wipes, and the grocery money for next week...