Hybrid vehicles are all the rage these days. No doubt about that. It's very easy to market them - they're affordable, they get great gas mileage, and they have incredible safety records. But when it comes to actually driving day-to-day with one of these cars, do customers feel like it lived up to the hype? Apparently only about 35% of them do. And as a matter of fact, if you look at non-Prius customers, that number drops to 25%.